Home / 72,506,729.60-108,760,094.40-41,853,737.60

Finding the Fourth Proportional to 72,506,729.60, 108,760,094.40 and 41,853,737.60

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Solution

The fourth proportional to 72,506,729.60, 108,760,094.40 and 41,853,737.60 is: 62,780,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,506,729.60 : 108,760,094.40 = 41,853,737.60 : x
  2. Step 2: Convert to fraction form
    72,506,729.60/108,760,094.40 = 41,853,737.60/x
  3. Step 3: Cross multiply
    72,506,729.60x = 108,760,094.40 × 41,853,737.60
  4. Step 4: Simplify right side
    72,506,729.60x = 4,552,016,452,368,830
  5. Step 5: Solve for x
    x = 4,552,016,452,368,830/72,506,729.60
  6. Step 6: Final answer
    x = 62,780,606.40

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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.