Home / 10,652,061.40-15,985,965.30-7,056,633.40

Finding the Fourth Proportional to 10,652,061.40, 15,985,965.30 and 7,056,633.40

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Solution

The fourth proportional to 10,652,061.40, 15,985,965.30 and 7,056,633.40 is: 10,590,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652,061.40 : 15,985,965.30 = 7,056,633.40 : x
  2. Step 2: Convert to fraction form
    10,652,061.40/15,985,965.30 = 7,056,633.40/x
  3. Step 3: Cross multiply
    10,652,061.40x = 15,985,965.30 × 7,056,633.40
  4. Step 4: Simplify right side
    10,652,061.40x = 112,807,096,667,221.03
  5. Step 5: Solve for x
    x = 112,807,096,667,221.03/10,652,061.40
  6. Step 6: Final answer
    x = 10,590,165.83

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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.