Home / 18,960,543.61-26,158,104.99-11,011,732.83

Finding the Fourth Proportional to 18,960,543.61, 26,158,104.99 and 11,011,732.83

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Solution

The fourth proportional to 18,960,543.61, 26,158,104.99 and 11,011,732.83 is: 15,191,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960,543.61 : 26,158,104.99 = 11,011,732.83 : x
  2. Step 2: Convert to fraction form
    18,960,543.61/26,158,104.99 = 11,011,732.83/x
  3. Step 3: Cross multiply
    18,960,543.61x = 26,158,104.99 × 11,011,732.83
  4. Step 4: Simplify right side
    18,960,543.61x = 288,046,063,488,969.81
  5. Step 5: Solve for x
    x = 288,046,063,488,969.81/18,960,543.61
  6. Step 6: Final answer
    x = 15,191,867.35

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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.