Home / 12,296,041.20-18,444,061.80-8,049,308.40

Finding the Fourth Proportional to 12,296,041.20, 18,444,061.80 and 8,049,308.40

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Solution

The fourth proportional to 12,296,041.20, 18,444,061.80 and 8,049,308.40 is: 12,073,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,041.20 : 18,444,061.80 = 8,049,308.40 : x
  2. Step 2: Convert to fraction form
    12,296,041.20/18,444,061.80 = 8,049,308.40/x
  3. Step 3: Cross multiply
    12,296,041.20x = 18,444,061.80 × 8,049,308.40
  4. Step 4: Simplify right side
    12,296,041.20x = 148,461,941,576,859.12
  5. Step 5: Solve for x
    x = 148,461,941,576,859.12/12,296,041.20
  6. Step 6: Final answer
    x = 12,073,962.60

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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.