Home / 40,193,373.40-60,290,060.10-21,030,004.60

Finding the Fourth Proportional to 40,193,373.40, 60,290,060.10 and 21,030,004.60

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Solution

The fourth proportional to 40,193,373.40, 60,290,060.10 and 21,030,004.60 is: 31,545,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193,373.40 : 60,290,060.10 = 21,030,004.60 : x
  2. Step 2: Convert to fraction form
    40,193,373.40/60,290,060.10 = 21,030,004.60/x
  3. Step 3: Cross multiply
    40,193,373.40x = 60,290,060.10 × 21,030,004.60
  4. Step 4: Simplify right side
    40,193,373.40x = 1,267,900,241,237,276.50
  5. Step 5: Solve for x
    x = 1,267,900,241,237,276.50/40,193,373.40
  6. Step 6: Final answer
    x = 31,545,006.90

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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.