Home / 71,130,904.04-98,160,747.18-38,535,856.04

Finding the Fourth Proportional to 71,130,904.04, 98,160,747.18 and 38,535,856.04

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Solution

The fourth proportional to 71,130,904.04, 98,160,747.18 and 38,535,856.04 is: 53,179,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,130,904.04 : 98,160,747.18 = 38,535,856.04 : x
  2. Step 2: Convert to fraction form
    71,130,904.04/98,160,747.18 = 38,535,856.04/x
  3. Step 3: Cross multiply
    71,130,904.04x = 98,160,747.18 × 38,535,856.04
  4. Step 4: Simplify right side
    71,130,904.04x = 3,782,708,422,107,316
  5. Step 5: Solve for x
    x = 3,782,708,422,107,316/71,130,904.04
  6. Step 6: Final answer
    x = 53,179,535.30

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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.