Home / 54,495,929.28-74,196,960.96-54,325,868.16

Finding the Fourth Proportional to 54,495,929.28, 74,196,960.96 and 54,325,868.16

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Solution

The fourth proportional to 54,495,929.28, 74,196,960.96 and 54,325,868.16 is: 73,965,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,495,929.28 : 74,196,960.96 = 54,325,868.16 : x
  2. Step 2: Convert to fraction form
    54,495,929.28/74,196,960.96 = 54,325,868.16/x
  3. Step 3: Cross multiply
    54,495,929.28x = 74,196,960.96 × 54,325,868.16
  4. Step 4: Simplify right side
    54,495,929.28x = 4,030,814,318,985,626.50
  5. Step 5: Solve for x
    x = 4,030,814,318,985,626.50/54,495,929.28
  6. Step 6: Final answer
    x = 73,965,420.39

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.