Home / 9,830,257.61-13,571,575.25-8,739,516.47

Finding the Fourth Proportional to 9,830,257.61, 13,571,575.25 and 8,739,516.47

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Solution

The fourth proportional to 9,830,257.61, 13,571,575.25 and 8,739,516.47 is: 12,065,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830,257.61 : 13,571,575.25 = 8,739,516.47 : x
  2. Step 2: Convert to fraction form
    9,830,257.61/13,571,575.25 = 8,739,516.47/x
  3. Step 3: Cross multiply
    9,830,257.61x = 13,571,575.25 × 8,739,516.47
  4. Step 4: Simplify right side
    9,830,257.61x = 118,609,005,309,663.91
  5. Step 5: Solve for x
    x = 118,609,005,309,663.91/9,830,257.61
  6. Step 6: Final answer
    x = 12,065,706.73

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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.