Home / 4,720,372.47-6,515,145.63-3,001,157.19

Finding the Fourth Proportional to 4,720,372.47, 6,515,145.63 and 3,001,157.19

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Solution

The fourth proportional to 4,720,372.47, 6,515,145.63 and 3,001,157.19 is: 4,142,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,372.47 : 6,515,145.63 = 3,001,157.19 : x
  2. Step 2: Convert to fraction form
    4,720,372.47/6,515,145.63 = 3,001,157.19/x
  3. Step 3: Cross multiply
    4,720,372.47x = 6,515,145.63 × 3,001,157.19
  4. Step 4: Simplify right side
    4,720,372.47x = 19,552,976,151,371.58
  5. Step 5: Solve for x
    x = 19,552,976,151,371.58/4,720,372.47
  6. Step 6: Final answer
    x = 4,142,252.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.