Home / 10,038,432.87-13,853,003.34-5,688,348.39

Finding the Fourth Proportional to 10,038,432.87, 13,853,003.34 and 5,688,348.39

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Solution

The fourth proportional to 10,038,432.87, 13,853,003.34 and 5,688,348.39 is: 7,849,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,432.87 : 13,853,003.34 = 5,688,348.39 : x
  2. Step 2: Convert to fraction form
    10,038,432.87/13,853,003.34 = 5,688,348.39/x
  3. Step 3: Cross multiply
    10,038,432.87x = 13,853,003.34 × 5,688,348.39
  4. Step 4: Simplify right side
    10,038,432.87x = 78,800,709,245,753.61
  5. Step 5: Solve for x
    x = 78,800,709,245,753.61/10,038,432.87
  6. Step 6: Final answer
    x = 7,849,901.50

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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.