Home / 64,047,402.89-88,319,357.10-54,785,634.66

Finding the Fourth Proportional to 64,047,402.89, 88,319,357.10 and 54,785,634.66

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Solution

The fourth proportional to 64,047,402.89, 88,319,357.10 and 54,785,634.66 is: 75,547,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,047,402.89 : 88,319,357.10 = 54,785,634.66 : x
  2. Step 2: Convert to fraction form
    64,047,402.89/88,319,357.10 = 54,785,634.66/x
  3. Step 3: Cross multiply
    64,047,402.89x = 88,319,357.10 × 54,785,634.66
  4. Step 4: Simplify right side
    64,047,402.89x = 4,838,632,031,486,676
  5. Step 5: Solve for x
    x = 4,838,632,031,486,676/64,047,402.89
  6. Step 6: Final answer
    x = 75,547,669.59

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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.