Home / 61,516,329.56-84,852,534.48-39,454,885.05

Finding the Fourth Proportional to 61,516,329.56, 84,852,534.48 and 39,454,885.05

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Solution

The fourth proportional to 61,516,329.56, 84,852,534.48 and 39,454,885.05 is: 54,422,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516,329.56 : 84,852,534.48 = 39,454,885.05 : x
  2. Step 2: Convert to fraction form
    61,516,329.56/84,852,534.48 = 39,454,885.05/x
  3. Step 3: Cross multiply
    61,516,329.56x = 84,852,534.48 × 39,454,885.05
  4. Step 4: Simplify right side
    61,516,329.56x = 3,347,846,994,109,561.50
  5. Step 5: Solve for x
    x = 3,347,846,994,109,561.50/61,516,329.56
  6. Step 6: Final answer
    x = 54,422,086.27

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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.