Home / 48,117,006.40-72,175,509.60-45,282,654.40

Finding the Fourth Proportional to 48,117,006.40, 72,175,509.60 and 45,282,654.40

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Solution

The fourth proportional to 48,117,006.40, 72,175,509.60 and 45,282,654.40 is: 67,923,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117,006.40 : 72,175,509.60 = 45,282,654.40 : x
  2. Step 2: Convert to fraction form
    48,117,006.40/72,175,509.60 = 45,282,654.40/x
  3. Step 3: Cross multiply
    48,117,006.40x = 72,175,509.60 × 45,282,654.40
  4. Step 4: Simplify right side
    48,117,006.40x = 3,268,298,657,360,682
  5. Step 5: Solve for x
    x = 3,268,298,657,360,682/48,117,006.40
  6. Step 6: Final answer
    x = 67,923,981.60

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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.