Home / 10,709,366.40-14,778,838.80-5,814,491.85

Finding the Fourth Proportional to 10,709,366.40, 14,778,838.80 and 5,814,491.85

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Solution

The fourth proportional to 10,709,366.40, 14,778,838.80 and 5,814,491.85 is: 8,023,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,366.40 : 14,778,838.80 = 5,814,491.85 : x
  2. Step 2: Convert to fraction form
    10,709,366.40/14,778,838.80 = 5,814,491.85/x
  3. Step 3: Cross multiply
    10,709,366.40x = 14,778,838.80 × 5,814,491.85
  4. Step 4: Simplify right side
    10,709,366.40x = 85,931,437,755,063.78
  5. Step 5: Solve for x
    x = 85,931,437,755,063.78/10,709,366.40
  6. Step 6: Final answer
    x = 8,023,951.61

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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.