Home / 20,996,062.44-31,506,493.95-8,864,740.63

Finding the Fourth Proportional to 20,996,062.44, 31,506,493.95 and 8,864,740.63

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Solution

The fourth proportional to 20,996,062.44, 31,506,493.95 and 8,864,740.63 is: 13,302,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,996,062.44 : 31,506,493.95 = 8,864,740.63 : x
  2. Step 2: Convert to fraction form
    20,996,062.44/31,506,493.95 = 8,864,740.63/x
  3. Step 3: Cross multiply
    20,996,062.44x = 31,506,493.95 × 8,864,740.63
  4. Step 4: Simplify right side
    20,996,062.44x = 279,296,897,072,937.66
  5. Step 5: Solve for x
    x = 279,296,897,072,937.66/20,996,062.44
  6. Step 6: Final answer
    x = 13,302,346.47

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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.