Home / 18,046,002.90-27,069,004.35-8,480,064.90

Finding the Fourth Proportional to 18,046,002.90, 27,069,004.35 and 8,480,064.90

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Solution

The fourth proportional to 18,046,002.90, 27,069,004.35 and 8,480,064.90 is: 12,720,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046,002.90 : 27,069,004.35 = 8,480,064.90 : x
  2. Step 2: Convert to fraction form
    18,046,002.90/27,069,004.35 = 8,480,064.90/x
  3. Step 3: Cross multiply
    18,046,002.90x = 27,069,004.35 × 8,480,064.90
  4. Step 4: Simplify right side
    18,046,002.90x = 229,546,913,666,382.34
  5. Step 5: Solve for x
    x = 229,546,913,666,382.34/18,046,002.90
  6. Step 6: Final answer
    x = 12,720,097.35

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1.5x scale

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.