Home / 48,271,824.70-72,407,737.05-28,872,259.90

Finding the Fourth Proportional to 48,271,824.70, 72,407,737.05 and 28,872,259.90

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Solution

The fourth proportional to 48,271,824.70, 72,407,737.05 and 28,872,259.90 is: 43,308,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,271,824.70 : 72,407,737.05 = 28,872,259.90 : x
  2. Step 2: Convert to fraction form
    48,271,824.70/72,407,737.05 = 28,872,259.90/x
  3. Step 3: Cross multiply
    48,271,824.70x = 72,407,737.05 × 28,872,259.90
  4. Step 4: Simplify right side
    48,271,824.70x = 2,090,575,002,878,459
  5. Step 5: Solve for x
    x = 2,090,575,002,878,459/48,271,824.70
  6. Step 6: Final answer
    x = 43,308,389.85

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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.