Home / 25,746,752.62-38,617,069.26-8,470,669.20

Finding the Fourth Proportional to 25,746,752.62, 38,617,069.26 and 8,470,669.20

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Solution

The fourth proportional to 25,746,752.62, 38,617,069.26 and 8,470,669.20 is: 12,704,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746,752.62 : 38,617,069.26 = 8,470,669.20 : x
  2. Step 2: Convert to fraction form
    25,746,752.62/38,617,069.26 = 8,470,669.20/x
  3. Step 3: Cross multiply
    25,746,752.62x = 38,617,069.26 × 8,470,669.20
  4. Step 4: Simplify right side
    25,746,752.62x = 327,112,419,174,948.75
  5. Step 5: Solve for x
    x = 327,112,419,174,948.75/25,746,752.62
  6. Step 6: Final answer
    x = 12,704,997.17

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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.