Home / 13,029,775.56-17,973,619.68-8,126,484.95

Finding the Fourth Proportional to 13,029,775.56, 17,973,619.68 and 8,126,484.95

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Solution

The fourth proportional to 13,029,775.56, 17,973,619.68 and 8,126,484.95 is: 11,209,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,775.56 : 17,973,619.68 = 8,126,484.95 : x
  2. Step 2: Convert to fraction form
    13,029,775.56/17,973,619.68 = 8,126,484.95/x
  3. Step 3: Cross multiply
    13,029,775.56x = 17,973,619.68 × 8,126,484.95
  4. Step 4: Simplify right side
    13,029,775.56x = 146,062,349,736,675.72
  5. Step 5: Solve for x
    x = 146,062,349,736,675.72/13,029,775.56
  6. Step 6: Final answer
    x = 11,209,889.92

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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.