Home / 46,656,005.70-69,984,008.55-42,191,901.30

Finding the Fourth Proportional to 46,656,005.70, 69,984,008.55 and 42,191,901.30

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Solution

The fourth proportional to 46,656,005.70, 69,984,008.55 and 42,191,901.30 is: 63,287,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,005.70 : 69,984,008.55 = 42,191,901.30 : x
  2. Step 2: Convert to fraction form
    46,656,005.70/69,984,008.55 = 42,191,901.30/x
  3. Step 3: Cross multiply
    46,656,005.70x = 69,984,008.55 × 42,191,901.30
  4. Step 4: Simplify right side
    46,656,005.70x = 2,952,758,381,319,956
  5. Step 5: Solve for x
    x = 2,952,758,381,319,956/46,656,005.70
  6. Step 6: Final answer
    x = 63,287,851.95

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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.