Home / 15,751,979.70-23,627,969.55-9,358,941.30

Finding the Fourth Proportional to 15,751,979.70, 23,627,969.55 and 9,358,941.30

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Solution

The fourth proportional to 15,751,979.70, 23,627,969.55 and 9,358,941.30 is: 14,038,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,979.70 : 23,627,969.55 = 9,358,941.30 : x
  2. Step 2: Convert to fraction form
    15,751,979.70/23,627,969.55 = 9,358,941.30/x
  3. Step 3: Cross multiply
    15,751,979.70x = 23,627,969.55 × 9,358,941.30
  4. Step 4: Simplify right side
    15,751,979.70x = 221,132,780,056,637.44
  5. Step 5: Solve for x
    x = 221,132,780,056,637.44/15,751,979.70
  6. Step 6: Final answer
    x = 14,038,411.95

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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.