Home / 48,114,582.40-72,065,585.40-19,345,909.60

Finding the Fourth Proportional to 48,114,582.40, 72,065,585.40 and 19,345,909.60

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Solution

The fourth proportional to 48,114,582.40, 72,065,585.40 and 19,345,909.60 is: 28,976,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,582.40 : 72,065,585.40 = 19,345,909.60 : x
  2. Step 2: Convert to fraction form
    48,114,582.40/72,065,585.40 = 19,345,909.60/x
  3. Step 3: Cross multiply
    48,114,582.40x = 72,065,585.40 × 19,345,909.60
  4. Step 4: Simplify right side
    48,114,582.40x = 1,394,174,300,419,480
  5. Step 5: Solve for x
    x = 1,394,174,300,419,480/48,114,582.40
  6. Step 6: Final answer
    x = 28,976,128.04

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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.