Home / 58,587,301.22-87,819,434.20-19,712,257.78

Finding the Fourth Proportional to 58,587,301.22, 87,819,434.20 and 19,712,257.78

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Solution

The fourth proportional to 58,587,301.22, 87,819,434.20 and 19,712,257.78 is: 29,547,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,587,301.22 : 87,819,434.20 = 19,712,257.78 : x
  2. Step 2: Convert to fraction form
    58,587,301.22/87,819,434.20 = 19,712,257.78/x
  3. Step 3: Cross multiply
    58,587,301.22x = 87,819,434.20 × 19,712,257.78
  4. Step 4: Simplify right side
    58,587,301.22x = 1,731,119,324,605,050.75
  5. Step 5: Solve for x
    x = 1,731,119,324,605,050.75/58,587,301.22
  6. Step 6: Final answer
    x = 29,547,688.47

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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.