Home / 10,767,036.80-16,119,062.40-7,176,857.60

Finding the Fourth Proportional to 10,767,036.80, 16,119,062.40 and 7,176,857.60

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Solution

The fourth proportional to 10,767,036.80, 16,119,062.40 and 7,176,857.60 is: 10,744,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767,036.80 : 16,119,062.40 = 7,176,857.60 : x
  2. Step 2: Convert to fraction form
    10,767,036.80/16,119,062.40 = 7,176,857.60/x
  3. Step 3: Cross multiply
    10,767,036.80x = 16,119,062.40 × 7,176,857.60
  4. Step 4: Simplify right side
    10,767,036.80x = 115,684,215,490,314.23
  5. Step 5: Solve for x
    x = 115,684,215,490,314.23/10,767,036.80
  6. Step 6: Final answer
    x = 10,744,294.61

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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.