Home / 10,901,387.60-16,352,081.40-6,870,309.20

Finding the Fourth Proportional to 10,901,387.60, 16,352,081.40 and 6,870,309.20

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Solution

The fourth proportional to 10,901,387.60, 16,352,081.40 and 6,870,309.20 is: 10,305,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901,387.60 : 16,352,081.40 = 6,870,309.20 : x
  2. Step 2: Convert to fraction form
    10,901,387.60/16,352,081.40 = 6,870,309.20/x
  3. Step 3: Cross multiply
    10,901,387.60x = 16,352,081.40 × 6,870,309.20
  4. Step 4: Simplify right side
    10,901,387.60x = 112,343,855,281,568.89
  5. Step 5: Solve for x
    x = 112,343,855,281,568.89/10,901,387.60
  6. Step 6: Final answer
    x = 10,305,463.80

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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.