Home / 48,551,716.55-72,827,574.83-19,782,168.95

Finding the Fourth Proportional to 48,551,716.55, 72,827,574.83 and 19,782,168.95

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Solution

The fourth proportional to 48,551,716.55, 72,827,574.83 and 19,782,168.95 is: 29,673,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551,716.55 : 72,827,574.83 = 19,782,168.95 : x
  2. Step 2: Convert to fraction form
    48,551,716.55/72,827,574.83 = 19,782,168.95/x
  3. Step 3: Cross multiply
    48,551,716.55x = 72,827,574.83 × 19,782,168.95
  4. Step 4: Simplify right side
    48,551,716.55x = 1,440,687,389,406,916.75
  5. Step 5: Solve for x
    x = 1,440,687,389,406,916.75/48,551,716.55
  6. Step 6: Final answer
    x = 29,673,253.43

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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.