Home / 48,458,405.80-72,687,608.70-39,849,061.60

Finding the Fourth Proportional to 48,458,405.80, 72,687,608.70 and 39,849,061.60

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Solution

The fourth proportional to 48,458,405.80, 72,687,608.70 and 39,849,061.60 is: 59,773,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458,405.80 : 72,687,608.70 = 39,849,061.60 : x
  2. Step 2: Convert to fraction form
    48,458,405.80/72,687,608.70 = 39,849,061.60/x
  3. Step 3: Cross multiply
    48,458,405.80x = 72,687,608.70 × 39,849,061.60
  4. Step 4: Simplify right side
    48,458,405.80x = 2,896,532,996,642,996
  5. Step 5: Solve for x
    x = 2,896,532,996,642,996/48,458,405.80
  6. Step 6: Final answer
    x = 59,773,592.40

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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.