Home / 82,574,705.78-113,956,377.35-45,408,033.17

Finding the Fourth Proportional to 82,574,705.78, 113,956,377.35 and 45,408,033.17

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Solution

The fourth proportional to 82,574,705.78, 113,956,377.35 and 45,408,033.17 is: 62,664,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,705.78 : 113,956,377.35 = 45,408,033.17 : x
  2. Step 2: Convert to fraction form
    82,574,705.78/113,956,377.35 = 45,408,033.17/x
  3. Step 3: Cross multiply
    82,574,705.78x = 113,956,377.35 × 45,408,033.17
  4. Step 4: Simplify right side
    82,574,705.78x = 5,174,534,961,845,014
  5. Step 5: Solve for x
    x = 5,174,534,961,845,014/82,574,705.78
  6. Step 6: Final answer
    x = 62,664,891.30

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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.