Home / 42,964,897.92-64,445,598.96-10,615,985.88

Finding the Fourth Proportional to 42,964,897.92, 64,445,598.96 and 10,615,985.88

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Solution

The fourth proportional to 42,964,897.92, 64,445,598.96 and 10,615,985.88 is: 15,923,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,964,897.92 : 64,445,598.96 = 10,615,985.88 : x
  2. Step 2: Convert to fraction form
    42,964,897.92/64,445,598.96 = 10,615,985.88/x
  3. Step 3: Cross multiply
    42,964,897.92x = 64,445,598.96 × 10,615,985.88
  4. Step 4: Simplify right side
    42,964,897.92x = 684,153,568,587,502.75
  5. Step 5: Solve for x
    x = 684,153,568,587,502.75/42,964,897.92
  6. Step 6: Final answer
    x = 15,923,546.94

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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.