Home / 15,547,028.24-21,449,115.24-9,016,995.92

Finding the Fourth Proportional to 15,547,028.24, 21,449,115.24 and 9,016,995.92

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Solution

The fourth proportional to 15,547,028.24, 21,449,115.24 and 9,016,995.92 is: 12,440,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547,028.24 : 21,449,115.24 = 9,016,995.92 : x
  2. Step 2: Convert to fraction form
    15,547,028.24/21,449,115.24 = 9,016,995.92/x
  3. Step 3: Cross multiply
    15,547,028.24x = 21,449,115.24 × 9,016,995.92
  4. Step 4: Simplify right side
    15,547,028.24x = 193,406,584,606,689.81
  5. Step 5: Solve for x
    x = 193,406,584,606,689.81/15,547,028.24
  6. Step 6: Final answer
    x = 12,440,099.91

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1.5x scale

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.