Home / 42,499,890.40-63,643,547.40-33,996,834.40

Finding the Fourth Proportional to 42,499,890.40, 63,643,547.40 and 33,996,834.40

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Solution

The fourth proportional to 42,499,890.40, 63,643,547.40 and 33,996,834.40 is: 50,910,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,499,890.40 : 63,643,547.40 = 33,996,834.40 : x
  2. Step 2: Convert to fraction form
    42,499,890.40/63,643,547.40 = 33,996,834.40/x
  3. Step 3: Cross multiply
    42,499,890.40x = 63,643,547.40 × 33,996,834.40
  4. Step 4: Simplify right side
    42,499,890.40x = 2,163,679,141,586,350.50
  5. Step 5: Solve for x
    x = 2,163,679,141,586,350.50/42,499,890.40
  6. Step 6: Final answer
    x = 50,910,228.74

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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.