Home / 18,208,443.02-25,127,358.12-9,948,327.84

Finding the Fourth Proportional to 18,208,443.02, 25,127,358.12 and 9,948,327.84

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Solution

The fourth proportional to 18,208,443.02, 25,127,358.12 and 9,948,327.84 is: 13,728,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,443.02 : 25,127,358.12 = 9,948,327.84 : x
  2. Step 2: Convert to fraction form
    18,208,443.02/25,127,358.12 = 9,948,327.84/x
  3. Step 3: Cross multiply
    18,208,443.02x = 25,127,358.12 × 9,948,327.84
  4. Step 4: Simplify right side
    18,208,443.02x = 249,975,196,330,846.06
  5. Step 5: Solve for x
    x = 249,975,196,330,846.06/18,208,443.02
  6. Step 6: Final answer
    x = 13,728,532.20

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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.