Home / 10,309,348.40-14,227,077-5,663,329.20

Finding the Fourth Proportional to 10,309,348.40, 14,227,077 and 5,663,329.20

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Solution

The fourth proportional to 10,309,348.40, 14,227,077 and 5,663,329.20 is: 7,815,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,348.40 : 14,227,077 = 5,663,329.20 : x
  2. Step 2: Convert to fraction form
    10,309,348.40/14,227,077 = 5,663,329.20/x
  3. Step 3: Cross multiply
    10,309,348.40x = 14,227,077 × 5,663,329.20
  4. Step 4: Simplify right side
    10,309,348.40x = 80,572,620,604,748.41
  5. Step 5: Solve for x
    x = 80,572,620,604,748.41/10,309,348.40
  6. Step 6: Final answer
    x = 7,815,491.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.