Home / 18,232,638.30-27,353,104.65-10,655,703.90

Finding the Fourth Proportional to 18,232,638.30, 27,353,104.65 and 10,655,703.90

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Solution

The fourth proportional to 18,232,638.30, 27,353,104.65 and 10,655,703.90 is: 15,985,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232,638.30 : 27,353,104.65 = 10,655,703.90 : x
  2. Step 2: Convert to fraction form
    18,232,638.30/27,353,104.65 = 10,655,703.90/x
  3. Step 3: Cross multiply
    18,232,638.30x = 27,353,104.65 × 10,655,703.90
  4. Step 4: Simplify right side
    18,232,638.30x = 291,466,583,896,113.12
  5. Step 5: Solve for x
    x = 291,466,583,896,113.12/18,232,638.30
  6. Step 6: Final answer
    x = 15,985,979.60

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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.