Home / 13,057,525.02-18,000,393.18-9,125,071.95

Finding the Fourth Proportional to 13,057,525.02, 18,000,393.18 and 9,125,071.95

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Solution

The fourth proportional to 13,057,525.02, 18,000,393.18 and 9,125,071.95 is: 12,579,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,525.02 : 18,000,393.18 = 9,125,071.95 : x
  2. Step 2: Convert to fraction form
    13,057,525.02/18,000,393.18 = 9,125,071.95/x
  3. Step 3: Cross multiply
    13,057,525.02x = 18,000,393.18 × 9,125,071.95
  4. Step 4: Simplify right side
    13,057,525.02x = 164,254,882,895,789.28
  5. Step 5: Solve for x
    x = 164,254,882,895,789.28/13,057,525.02
  6. Step 6: Final answer
    x = 12,579,327.45

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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.