Home / 28,642,521.08-39,527,534.51-17,635,620.72

Finding the Fourth Proportional to 28,642,521.08, 39,527,534.51 and 17,635,620.72

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Solution

The fourth proportional to 28,642,521.08, 39,527,534.51 and 17,635,620.72 is: 24,337,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,642,521.08 : 39,527,534.51 = 17,635,620.72 : x
  2. Step 2: Convert to fraction form
    28,642,521.08/39,527,534.51 = 17,635,620.72/x
  3. Step 3: Cross multiply
    28,642,521.08x = 39,527,534.51 × 17,635,620.72
  4. Step 4: Simplify right side
    28,642,521.08x = 697,092,606,741,254.75
  5. Step 5: Solve for x
    x = 697,092,606,741,254.75/28,642,521.08
  6. Step 6: Final answer
    x = 24,337,683.29

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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.