Home / 42,144,414.30-63,216,621.45-11,848,340.70

Finding the Fourth Proportional to 42,144,414.30, 63,216,621.45 and 11,848,340.70

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Solution

The fourth proportional to 42,144,414.30, 63,216,621.45 and 11,848,340.70 is: 17,772,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,144,414.30 : 63,216,621.45 = 11,848,340.70 : x
  2. Step 2: Convert to fraction form
    42,144,414.30/63,216,621.45 = 11,848,340.70/x
  3. Step 3: Cross multiply
    42,144,414.30x = 63,216,621.45 × 11,848,340.70
  4. Step 4: Simplify right side
    42,144,414.30x = 749,012,068,842,528
  5. Step 5: Solve for x
    x = 749,012,068,842,528/42,144,414.30
  6. Step 6: Final answer
    x = 17,772,511.05

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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.