Home / 40,490,160.50-55,876,421.50-22,155,446

Finding the Fourth Proportional to 40,490,160.50, 55,876,421.50 and 22,155,446

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Solution

The fourth proportional to 40,490,160.50, 55,876,421.50 and 22,155,446 is: 30,574,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490,160.50 : 55,876,421.50 = 22,155,446 : x
  2. Step 2: Convert to fraction form
    40,490,160.50/55,876,421.50 = 22,155,446/x
  3. Step 3: Cross multiply
    40,490,160.50x = 55,876,421.50 × 22,155,446
  4. Step 4: Simplify right side
    40,490,160.50x = 1,237,967,039,216,489
  5. Step 5: Solve for x
    x = 1,237,967,039,216,489/40,490,160.50
  6. Step 6: Final answer
    x = 30,574,515.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.