Home / 48,387,914.90-72,581,872.35-21,461,570.90

Finding the Fourth Proportional to 48,387,914.90, 72,581,872.35 and 21,461,570.90

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Solution

The fourth proportional to 48,387,914.90, 72,581,872.35 and 21,461,570.90 is: 32,192,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,914.90 : 72,581,872.35 = 21,461,570.90 : x
  2. Step 2: Convert to fraction form
    48,387,914.90/72,581,872.35 = 21,461,570.90/x
  3. Step 3: Cross multiply
    48,387,914.90x = 72,581,872.35 × 21,461,570.90
  4. Step 4: Simplify right side
    48,387,914.90x = 1,557,720,999,494,274.50
  5. Step 5: Solve for x
    x = 1,557,720,999,494,274.50/48,387,914.90
  6. Step 6: Final answer
    x = 32,192,356.35

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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.