Home / 10,270,807.80-15,406,211.70-7,284,823.80

Finding the Fourth Proportional to 10,270,807.80, 15,406,211.70 and 7,284,823.80

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Solution

The fourth proportional to 10,270,807.80, 15,406,211.70 and 7,284,823.80 is: 10,927,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270,807.80 : 15,406,211.70 = 7,284,823.80 : x
  2. Step 2: Convert to fraction form
    10,270,807.80/15,406,211.70 = 7,284,823.80/x
  3. Step 3: Cross multiply
    10,270,807.80x = 15,406,211.70 × 7,284,823.80
  4. Step 4: Simplify right side
    10,270,807.80x = 112,231,537,659,998.45
  5. Step 5: Solve for x
    x = 112,231,537,659,998.45/10,270,807.80
  6. Step 6: Final answer
    x = 10,927,235.70

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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.