Home / 74,736,002.40-112,104,003.60-73,056,386.40

Finding the Fourth Proportional to 74,736,002.40, 112,104,003.60 and 73,056,386.40

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Solution

The fourth proportional to 74,736,002.40, 112,104,003.60 and 73,056,386.40 is: 109,584,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736,002.40 : 112,104,003.60 = 73,056,386.40 : x
  2. Step 2: Convert to fraction form
    74,736,002.40/112,104,003.60 = 73,056,386.40/x
  3. Step 3: Cross multiply
    74,736,002.40x = 112,104,003.60 × 73,056,386.40
  4. Step 4: Simplify right side
    74,736,002.40x = 8,189,913,403,988,591
  5. Step 5: Solve for x
    x = 8,189,913,403,988,591/74,736,002.40
  6. Step 6: Final answer
    x = 109,584,579.60

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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.