Home / 28,027,258.04-42,020,701.02-17,222,231.48

Finding the Fourth Proportional to 28,027,258.04, 42,020,701.02 and 17,222,231.48

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Solution

The fourth proportional to 28,027,258.04, 42,020,701.02 and 17,222,231.48 is: 25,820,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027,258.04 : 42,020,701.02 = 17,222,231.48 : x
  2. Step 2: Convert to fraction form
    28,027,258.04/42,020,701.02 = 17,222,231.48/x
  3. Step 3: Cross multiply
    28,027,258.04x = 42,020,701.02 × 17,222,231.48
  4. Step 4: Simplify right side
    28,027,258.04x = 723,690,239,918,312.12
  5. Step 5: Solve for x
    x = 723,690,239,918,312.12/28,027,258.04
  6. Step 6: Final answer
    x = 25,820,943.27

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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.