Home / 9,542,281.02-13,168,378.71-5,191,366.38

Finding the Fourth Proportional to 9,542,281.02, 13,168,378.71 and 5,191,366.38

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Solution

The fourth proportional to 9,542,281.02, 13,168,378.71 and 5,191,366.38 is: 7,164,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542,281.02 : 13,168,378.71 = 5,191,366.38 : x
  2. Step 2: Convert to fraction form
    9,542,281.02/13,168,378.71 = 5,191,366.38/x
  3. Step 3: Cross multiply
    9,542,281.02x = 13,168,378.71 × 5,191,366.38
  4. Step 4: Simplify right side
    9,542,281.02x = 68,361,878,514,201.77
  5. Step 5: Solve for x
    x = 68,361,878,514,201.77/9,542,281.02
  6. Step 6: Final answer
    x = 7,164,102.42

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1.5x scale

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.