Home / 12,096,587.20-18,144,881.04-12,012,606.40

Finding the Fourth Proportional to 12,096,587.20, 18,144,881.04 and 12,012,606.40

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Solution

The fourth proportional to 12,096,587.20, 18,144,881.04 and 12,012,606.40 is: 18,018,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,587.20 : 18,144,881.04 = 12,012,606.40 : x
  2. Step 2: Convert to fraction form
    12,096,587.20/18,144,881.04 = 12,012,606.40/x
  3. Step 3: Cross multiply
    12,096,587.20x = 18,144,881.04 × 12,012,606.40
  4. Step 4: Simplify right side
    12,096,587.20x = 217,967,314,108,342.66
  5. Step 5: Solve for x
    x = 217,967,314,108,342.66/12,096,587.20
  6. Step 6: Final answer
    x = 18,018,909.84

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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.