Home / 78,733,986.10-118,100,979.15-24,881,298.10

Finding the Fourth Proportional to 78,733,986.10, 118,100,979.15 and 24,881,298.10

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Solution

The fourth proportional to 78,733,986.10, 118,100,979.15 and 24,881,298.10 is: 37,321,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,733,986.10 : 118,100,979.15 = 24,881,298.10 : x
  2. Step 2: Convert to fraction form
    78,733,986.10/118,100,979.15 = 24,881,298.10/x
  3. Step 3: Cross multiply
    78,733,986.10x = 118,100,979.15 × 24,881,298.10
  4. Step 4: Simplify right side
    78,733,986.10x = 2,938,505,668,133,035
  5. Step 5: Solve for x
    x = 2,938,505,668,133,035/78,733,986.10
  6. Step 6: Final answer
    x = 37,321,947.15

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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.