Home / 13,213,572.93-19,827,583.65-5,126,867.73

Finding the Fourth Proportional to 13,213,572.93, 19,827,583.65 and 5,126,867.73

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Solution

The fourth proportional to 13,213,572.93, 19,827,583.65 and 5,126,867.73 is: 7,693,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213,572.93 : 19,827,583.65 = 5,126,867.73 : x
  2. Step 2: Convert to fraction form
    13,213,572.93/19,827,583.65 = 5,126,867.73/x
  3. Step 3: Cross multiply
    13,213,572.93x = 19,827,583.65 × 5,126,867.73
  4. Step 4: Simplify right side
    13,213,572.93x = 101,653,398,779,060.61
  5. Step 5: Solve for x
    x = 101,653,398,779,060.61/13,213,572.93
  6. Step 6: Final answer
    x = 7,693,104.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.