Home / 10,724,381.64-14,799,789.45-5,829,678.81

Finding the Fourth Proportional to 10,724,381.64, 14,799,789.45 and 5,829,678.81

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Solution

The fourth proportional to 10,724,381.64, 14,799,789.45 and 5,829,678.81 is: 8,045,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724,381.64 : 14,799,789.45 = 5,829,678.81 : x
  2. Step 2: Convert to fraction form
    10,724,381.64/14,799,789.45 = 5,829,678.81/x
  3. Step 3: Cross multiply
    10,724,381.64x = 14,799,789.45 × 5,829,678.81
  4. Step 4: Simplify right side
    10,724,381.64x = 86,278,018,949,126.55
  5. Step 5: Solve for x
    x = 86,278,018,949,126.55/10,724,381.64
  6. Step 6: Final answer
    x = 8,045,034.38

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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.