Home / 12,087,074.24-18,130,611.36-3,997,876.40

Finding the Fourth Proportional to 12,087,074.24, 18,130,611.36 and 3,997,876.40

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Solution

The fourth proportional to 12,087,074.24, 18,130,611.36 and 3,997,876.40 is: 5,996,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,074.24 : 18,130,611.36 = 3,997,876.40 : x
  2. Step 2: Convert to fraction form
    12,087,074.24/18,130,611.36 = 3,997,876.40/x
  3. Step 3: Cross multiply
    12,087,074.24x = 18,130,611.36 × 3,997,876.40
  4. Step 4: Simplify right side
    12,087,074.24x = 72,483,943,273,715.91
  5. Step 5: Solve for x
    x = 72,483,943,273,715.91/12,087,074.24
  6. Step 6: Final answer
    x = 5,996,814.60

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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.