Home / 52,868,350.80-72,959,582.12-29,665,193.90

Finding the Fourth Proportional to 52,868,350.80, 72,959,582.12 and 29,665,193.90

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Solution

The fourth proportional to 52,868,350.80, 72,959,582.12 and 29,665,193.90 is: 40,938,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,868,350.80 : 72,959,582.12 = 29,665,193.90 : x
  2. Step 2: Convert to fraction form
    52,868,350.80/72,959,582.12 = 29,665,193.90/x
  3. Step 3: Cross multiply
    52,868,350.80x = 72,959,582.12 × 29,665,193.90
  4. Step 4: Simplify right side
    52,868,350.80x = 2,164,360,149,939,649
  5. Step 5: Solve for x
    x = 2,164,360,149,939,649/52,868,350.80
  6. Step 6: Final answer
    x = 40,938,673.46

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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.