Home / 40,975,663.20-61,466,605.20-12,219,554.40

Finding the Fourth Proportional to 40,975,663.20, 61,466,605.20 and 12,219,554.40

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Solution

The fourth proportional to 40,975,663.20, 61,466,605.20 and 12,219,554.40 is: 18,330,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,663.20 : 61,466,605.20 = 12,219,554.40 : x
  2. Step 2: Convert to fraction form
    40,975,663.20/61,466,605.20 = 12,219,554.40/x
  3. Step 3: Cross multiply
    40,975,663.20x = 61,466,605.20 × 12,219,554.40
  4. Step 4: Simplify right side
    40,975,663.20x = 751,094,526,024,723
  5. Step 5: Solve for x
    x = 751,094,526,024,723/40,975,663.20
  6. Step 6: Final answer
    x = 18,330,259.17

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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.