Home / 17,555,841.72-24,226,087.10-9,819,389.36

Finding the Fourth Proportional to 17,555,841.72, 24,226,087.10 and 9,819,389.36

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Solution

The fourth proportional to 17,555,841.72, 24,226,087.10 and 9,819,389.36 is: 13,550,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,555,841.72 : 24,226,087.10 = 9,819,389.36 : x
  2. Step 2: Convert to fraction form
    17,555,841.72/24,226,087.10 = 9,819,389.36/x
  3. Step 3: Cross multiply
    17,555,841.72x = 24,226,087.10 × 9,819,389.36
  4. Step 4: Simplify right side
    17,555,841.72x = 237,885,381,915,641.53
  5. Step 5: Solve for x
    x = 237,885,381,915,641.53/17,555,841.72
  6. Step 6: Final answer
    x = 13,550,212.27

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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.