Home / 13,235,903.10-19,853,854.65-8,700,939.90

Finding the Fourth Proportional to 13,235,903.10, 19,853,854.65 and 8,700,939.90

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Solution

The fourth proportional to 13,235,903.10, 19,853,854.65 and 8,700,939.90 is: 13,051,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,903.10 : 19,853,854.65 = 8,700,939.90 : x
  2. Step 2: Convert to fraction form
    13,235,903.10/19,853,854.65 = 8,700,939.90/x
  3. Step 3: Cross multiply
    13,235,903.10x = 19,853,854.65 × 8,700,939.90
  4. Step 4: Simplify right side
    13,235,903.10x = 172,747,196,092,985.53
  5. Step 5: Solve for x
    x = 172,747,196,092,985.53/13,235,903.10
  6. Step 6: Final answer
    x = 13,051,409.85

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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.