Home / 8,518,506.29-11,755,377.98-5,210,557.13

Finding the Fourth Proportional to 8,518,506.29, 11,755,377.98 and 5,210,557.13

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Solution

The fourth proportional to 8,518,506.29, 11,755,377.98 and 5,210,557.13 is: 7,190,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,506.29 : 11,755,377.98 = 5,210,557.13 : x
  2. Step 2: Convert to fraction form
    8,518,506.29/11,755,377.98 = 5,210,557.13/x
  3. Step 3: Cross multiply
    8,518,506.29x = 11,755,377.98 × 5,210,557.13
  4. Step 4: Simplify right side
    8,518,506.29x = 61,252,068,549,534
  5. Step 5: Solve for x
    x = 61,252,068,549,534/8,518,506.29
  6. Step 6: Final answer
    x = 7,190,470.54

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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.