Home / 10,863,127.20-16,294,690.80-5,824,279.20

Finding the Fourth Proportional to 10,863,127.20, 16,294,690.80 and 5,824,279.20

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Solution

The fourth proportional to 10,863,127.20, 16,294,690.80 and 5,824,279.20 is: 8,736,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,127.20 : 16,294,690.80 = 5,824,279.20 : x
  2. Step 2: Convert to fraction form
    10,863,127.20/16,294,690.80 = 5,824,279.20/x
  3. Step 3: Cross multiply
    10,863,127.20x = 16,294,690.80 × 5,824,279.20
  4. Step 4: Simplify right side
    10,863,127.20x = 94,904,828,696,871.38
  5. Step 5: Solve for x
    x = 94,904,828,696,871.38/10,863,127.20
  6. Step 6: Final answer
    x = 8,736,418.80

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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.