Home / 82,574,712.90-113,956,387.18-45,408,040.29

Finding the Fourth Proportional to 82,574,712.90, 113,956,387.18 and 45,408,040.29

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Solution

The fourth proportional to 82,574,712.90, 113,956,387.18 and 45,408,040.29 is: 62,664,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,712.90 : 113,956,387.18 = 45,408,040.29 : x
  2. Step 2: Convert to fraction form
    82,574,712.90/113,956,387.18 = 45,408,040.29/x
  3. Step 3: Cross multiply
    82,574,712.90x = 113,956,387.18 × 45,408,040.29
  4. Step 4: Simplify right side
    82,574,712.90x = 5,174,536,220,258,759
  5. Step 5: Solve for x
    x = 5,174,536,220,258,759/82,574,712.90
  6. Step 6: Final answer
    x = 62,664,901.14

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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.