Home / 57,931,015.92-86,863,769.64-19,058,948.88

Finding the Fourth Proportional to 57,931,015.92, 86,863,769.64 and 19,058,948.88

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Solution

The fourth proportional to 57,931,015.92, 86,863,769.64 and 19,058,948.88 is: 28,577,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,931,015.92 : 86,863,769.64 = 19,058,948.88 : x
  2. Step 2: Convert to fraction form
    57,931,015.92/86,863,769.64 = 19,058,948.88/x
  3. Step 3: Cross multiply
    57,931,015.92x = 86,863,769.64 × 19,058,948.88
  4. Step 4: Simplify right side
    57,931,015.92x = 1,655,532,145,092,856
  5. Step 5: Solve for x
    x = 1,655,532,145,092,856/57,931,015.92
  6. Step 6: Final answer
    x = 28,577,647.38

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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.