Home / 8,262,235.71-11,398,348.08-5,159,372.13

Finding the Fourth Proportional to 8,262,235.71, 11,398,348.08 and 5,159,372.13

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Solution

The fourth proportional to 8,262,235.71, 11,398,348.08 and 5,159,372.13 is: 7,117,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,235.71 : 11,398,348.08 = 5,159,372.13 : x
  2. Step 2: Convert to fraction form
    8,262,235.71/11,398,348.08 = 5,159,372.13/x
  3. Step 3: Cross multiply
    8,262,235.71x = 11,398,348.08 × 5,159,372.13
  4. Step 4: Simplify right side
    8,262,235.71x = 58,808,319,411,991.01
  5. Step 5: Solve for x
    x = 58,808,319,411,991.01/8,262,235.71
  6. Step 6: Final answer
    x = 7,117,724.73

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Double scale
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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.