Home / 25,663,999.80-38,495,999.70-7,713,103.80

Finding the Fourth Proportional to 25,663,999.80, 38,495,999.70 and 7,713,103.80

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Solution

The fourth proportional to 25,663,999.80, 38,495,999.70 and 7,713,103.80 is: 11,569,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,663,999.80 : 38,495,999.70 = 7,713,103.80 : x
  2. Step 2: Convert to fraction form
    25,663,999.80/38,495,999.70 = 7,713,103.80/x
  3. Step 3: Cross multiply
    25,663,999.80x = 38,495,999.70 × 7,713,103.80
  4. Step 4: Simplify right side
    25,663,999.80x = 296,923,641,570,868.88
  5. Step 5: Solve for x
    x = 296,923,641,570,868.88/25,663,999.80
  6. Step 6: Final answer
    x = 11,569,655.70

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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.