Home / 55,690,400.40-83,535,600.60-40,573,856.40

Finding the Fourth Proportional to 55,690,400.40, 83,535,600.60 and 40,573,856.40

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Solution

The fourth proportional to 55,690,400.40, 83,535,600.60 and 40,573,856.40 is: 60,860,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690,400.40 : 83,535,600.60 = 40,573,856.40 : x
  2. Step 2: Convert to fraction form
    55,690,400.40/83,535,600.60 = 40,573,856.40/x
  3. Step 3: Cross multiply
    55,690,400.40x = 83,535,600.60 × 40,573,856.40
  4. Step 4: Simplify right side
    55,690,400.40x = 3,389,361,463,032,153.50
  5. Step 5: Solve for x
    x = 3,389,361,463,032,153.50/55,690,400.40
  6. Step 6: Final answer
    x = 60,860,784.60

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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.