Home / 21,183,775.75-31,775,663.63-6,037,313.59

Finding the Fourth Proportional to 21,183,775.75, 31,775,663.63 and 6,037,313.59

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Solution

The fourth proportional to 21,183,775.75, 31,775,663.63 and 6,037,313.59 is: 9,055,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,183,775.75 : 31,775,663.63 = 6,037,313.59 : x
  2. Step 2: Convert to fraction form
    21,183,775.75/31,775,663.63 = 6,037,313.59/x
  3. Step 3: Cross multiply
    21,183,775.75x = 31,775,663.63 × 6,037,313.59
  4. Step 4: Simplify right side
    21,183,775.75x = 191,839,645,864,667.72
  5. Step 5: Solve for x
    x = 191,839,645,864,667.72/21,183,775.75
  6. Step 6: Final answer
    x = 9,055,970.39

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.