Home / 9,946,878.14-13,707,930.03-8,715,159.74

Finding the Fourth Proportional to 9,946,878.14, 13,707,930.03 and 8,715,159.74

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Solution

The fourth proportional to 9,946,878.14, 13,707,930.03 and 8,715,159.74 is: 12,010,481.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946,878.14 : 13,707,930.03 = 8,715,159.74 : x
  2. Step 2: Convert to fraction form
    9,946,878.14/13,707,930.03 = 8,715,159.74/x
  3. Step 3: Cross multiply
    9,946,878.14x = 13,707,930.03 × 8,715,159.74
  4. Step 4: Simplify right side
    9,946,878.14x = 119,466,799,916,192.98
  5. Step 5: Solve for x
    x = 119,466,799,916,192.98/9,946,878.14
  6. Step 6: Final answer
    x = 12,010,481.91

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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.