Home / 48,608,047.40-72,912,071.10-47,852,220.20

Finding the Fourth Proportional to 48,608,047.40, 72,912,071.10 and 47,852,220.20

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Solution

The fourth proportional to 48,608,047.40, 72,912,071.10 and 47,852,220.20 is: 71,778,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,608,047.40 : 72,912,071.10 = 47,852,220.20 : x
  2. Step 2: Convert to fraction form
    48,608,047.40/72,912,071.10 = 47,852,220.20/x
  3. Step 3: Cross multiply
    48,608,047.40x = 72,912,071.10 × 47,852,220.20
  4. Step 4: Simplify right side
    48,608,047.40x = 3,489,004,481,515,256
  5. Step 5: Solve for x
    x = 3,489,004,481,515,256/48,608,047.40
  6. Step 6: Final answer
    x = 71,778,330.30

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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.