Home / 52,547,729.31-78,835,974.39-25,276,834.40

Finding the Fourth Proportional to 52,547,729.31, 78,835,974.39 and 25,276,834.40

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Solution

The fourth proportional to 52,547,729.31, 78,835,974.39 and 25,276,834.40 is: 37,922,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,547,729.31 : 78,835,974.39 = 25,276,834.40 : x
  2. Step 2: Convert to fraction form
    52,547,729.31/78,835,974.39 = 25,276,834.40/x
  3. Step 3: Cross multiply
    52,547,729.31x = 78,835,974.39 × 25,276,834.40
  4. Step 4: Simplify right side
    52,547,729.31x = 1,992,723,869,024,491
  5. Step 5: Solve for x
    x = 1,992,723,869,024,491/52,547,729.31
  6. Step 6: Final answer
    x = 37,922,168.95

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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.