Home / 27,181,904.88-40,779,915.12-10,142,706

Finding the Fourth Proportional to 27,181,904.88, 40,779,915.12 and 10,142,706

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Solution

The fourth proportional to 27,181,904.88, 40,779,915.12 and 10,142,706 is: 15,216,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181,904.88 : 40,779,915.12 = 10,142,706 : x
  2. Step 2: Convert to fraction form
    27,181,904.88/40,779,915.12 = 10,142,706/x
  3. Step 3: Cross multiply
    27,181,904.88x = 40,779,915.12 × 10,142,706
  4. Step 4: Simplify right side
    27,181,904.88x = 413,618,689,767,114.69
  5. Step 5: Solve for x
    x = 413,618,689,767,114.69/27,181,904.88
  6. Step 6: Final answer
    x = 15,216,692.56

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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.