Home / 28,463,031.64-42,649,839.24-22,001,938.66

Finding the Fourth Proportional to 28,463,031.64, 42,649,839.24 and 22,001,938.66

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Solution

The fourth proportional to 28,463,031.64, 42,649,839.24 and 22,001,938.66 is: 32,968,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,463,031.64 : 42,649,839.24 = 22,001,938.66 : x
  2. Step 2: Convert to fraction form
    28,463,031.64/42,649,839.24 = 22,001,938.66/x
  3. Step 3: Cross multiply
    28,463,031.64x = 42,649,839.24 × 22,001,938.66
  4. Step 4: Simplify right side
    28,463,031.64x = 938,379,146,817,341.12
  5. Step 5: Solve for x
    x = 938,379,146,817,341.12/28,463,031.64
  6. Step 6: Final answer
    x = 32,968,348.51

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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.