Home / 22,888,891.50-31,586,707.74-12,434,948.88

Finding the Fourth Proportional to 22,888,891.50, 31,586,707.74 and 12,434,948.88

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Solution

The fourth proportional to 22,888,891.50, 31,586,707.74 and 12,434,948.88 is: 17,160,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,888,891.50 : 31,586,707.74 = 12,434,948.88 : x
  2. Step 2: Convert to fraction form
    22,888,891.50/31,586,707.74 = 12,434,948.88/x
  3. Step 3: Cross multiply
    22,888,891.50x = 31,586,707.74 × 12,434,948.88
  4. Step 4: Simplify right side
    22,888,891.50x = 392,779,096,034,400.31
  5. Step 5: Solve for x
    x = 392,779,096,034,400.31/22,888,891.50
  6. Step 6: Final answer
    x = 17,160,249.81

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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.