Home / 48,177,976.64-66,393,725.28-47,292,445.76

Finding the Fourth Proportional to 48,177,976.64, 66,393,725.28 and 47,292,445.76

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Solution

The fourth proportional to 48,177,976.64, 66,393,725.28 and 47,292,445.76 is: 65,173,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177,976.64 : 66,393,725.28 = 47,292,445.76 : x
  2. Step 2: Convert to fraction form
    48,177,976.64/66,393,725.28 = 47,292,445.76/x
  3. Step 3: Cross multiply
    48,177,976.64x = 66,393,725.28 × 47,292,445.76
  4. Step 4: Simplify right side
    48,177,976.64x = 3,139,921,651,608,740.50
  5. Step 5: Solve for x
    x = 3,139,921,651,608,740.50/48,177,976.64
  6. Step 6: Final answer
    x = 65,173,381.50

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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.