Home / 9,178,748.40-13,766,279.40-4,386,428.40

Finding the Fourth Proportional to 9,178,748.40, 13,766,279.40 and 4,386,428.40

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Solution

The fourth proportional to 9,178,748.40, 13,766,279.40 and 4,386,428.40 is: 6,578,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,748.40 : 13,766,279.40 = 4,386,428.40 : x
  2. Step 2: Convert to fraction form
    9,178,748.40/13,766,279.40 = 4,386,428.40/x
  3. Step 3: Cross multiply
    9,178,748.40x = 13,766,279.40 × 4,386,428.40
  4. Step 4: Simplify right side
    9,178,748.40x = 60,384,798,922,494.97
  5. Step 5: Solve for x
    x = 60,384,798,922,494.97/9,178,748.40
  6. Step 6: Final answer
    x = 6,578,761.75

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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.