Home / 12,087,056.40-18,123,949.08-8,301,492.24

Finding the Fourth Proportional to 12,087,056.40, 18,123,949.08 and 8,301,492.24

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Solution

The fourth proportional to 12,087,056.40, 18,123,949.08 and 8,301,492.24 is: 12,447,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,056.40 : 18,123,949.08 = 8,301,492.24 : x
  2. Step 2: Convert to fraction form
    12,087,056.40/18,123,949.08 = 8,301,492.24/x
  3. Step 3: Cross multiply
    12,087,056.40x = 18,123,949.08 × 8,301,492.24
  4. Step 4: Simplify right side
    12,087,056.40x = 150,455,822,645,775.12
  5. Step 5: Solve for x
    x = 150,455,822,645,775.12/12,087,056.40
  6. Step 6: Final answer
    x = 12,447,681.03

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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.