Home / 8,252,959.66-11,389,125.59-5,157,280.60

Finding the Fourth Proportional to 8,252,959.66, 11,389,125.59 and 5,157,280.60

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Solution

The fourth proportional to 8,252,959.66, 11,389,125.59 and 5,157,280.60 is: 7,117,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,959.66 : 11,389,125.59 = 5,157,280.60 : x
  2. Step 2: Convert to fraction form
    8,252,959.66/11,389,125.59 = 5,157,280.60/x
  3. Step 3: Cross multiply
    8,252,959.66x = 11,389,125.59 × 5,157,280.60
  4. Step 4: Simplify right side
    8,252,959.66x = 58,736,916,421,351.14
  5. Step 5: Solve for x
    x = 58,736,916,421,351.14/8,252,959.66
  6. Step 6: Final answer
    x = 7,117,073.01

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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.