Home / 10,382,206.60-15,573,164.10-4,702,421.80

Finding the Fourth Proportional to 10,382,206.60, 15,573,164.10 and 4,702,421.80

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Solution

The fourth proportional to 10,382,206.60, 15,573,164.10 and 4,702,421.80 is: 7,053,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,206.60 : 15,573,164.10 = 4,702,421.80 : x
  2. Step 2: Convert to fraction form
    10,382,206.60/15,573,164.10 = 4,702,421.80/x
  3. Step 3: Cross multiply
    10,382,206.60x = 15,573,164.10 × 4,702,421.80
  4. Step 4: Simplify right side
    10,382,206.60x = 73,231,586,358,817.38
  5. Step 5: Solve for x
    x = 73,231,586,358,817.38/10,382,206.60
  6. Step 6: Final answer
    x = 7,053,566.66

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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.