Home / 52,012,622.32-71,825,666.88-38,937,181.12

Finding the Fourth Proportional to 52,012,622.32, 71,825,666.88 and 38,937,181.12

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Solution

The fourth proportional to 52,012,622.32, 71,825,666.88 and 38,937,181.12 is: 53,769,428.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,012,622.32 : 71,825,666.88 = 38,937,181.12 : x
  2. Step 2: Convert to fraction form
    52,012,622.32/71,825,666.88 = 38,937,181.12/x
  3. Step 3: Cross multiply
    52,012,622.32x = 71,825,666.88 × 38,937,181.12
  4. Step 4: Simplify right side
    52,012,622.32x = 2,796,689,000,371,345
  5. Step 5: Solve for x
    x = 2,796,689,000,371,345/52,012,622.32
  6. Step 6: Final answer
    x = 53,769,428.95

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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.