Home / 19,306,501.60-28,963,640.40-5,659,621.60

Finding the Fourth Proportional to 19,306,501.60, 28,963,640.40 and 5,659,621.60

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Solution

The fourth proportional to 19,306,501.60, 28,963,640.40 and 5,659,621.60 is: 8,490,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306,501.60 : 28,963,640.40 = 5,659,621.60 : x
  2. Step 2: Convert to fraction form
    19,306,501.60/28,963,640.40 = 5,659,621.60/x
  3. Step 3: Cross multiply
    19,306,501.60x = 28,963,640.40 × 5,659,621.60
  4. Step 4: Simplify right side
    19,306,501.60x = 163,923,244,822,472.62
  5. Step 5: Solve for x
    x = 163,923,244,822,472.62/19,306,501.60
  6. Step 6: Final answer
    x = 8,490,572.15

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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.