Home / 71,936,031.60-107,904,047.40-63,621,932.40

Finding the Fourth Proportional to 71,936,031.60, 107,904,047.40 and 63,621,932.40

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Solution

The fourth proportional to 71,936,031.60, 107,904,047.40 and 63,621,932.40 is: 95,432,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,936,031.60 : 107,904,047.40 = 63,621,932.40 : x
  2. Step 2: Convert to fraction form
    71,936,031.60/107,904,047.40 = 63,621,932.40/x
  3. Step 3: Cross multiply
    71,936,031.60x = 107,904,047.40 × 63,621,932.40
  4. Step 4: Simplify right side
    71,936,031.60x = 6,865,064,009,369,196
  5. Step 5: Solve for x
    x = 6,865,064,009,369,196/71,936,031.60
  6. Step 6: Final answer
    x = 95,432,898.60

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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.