Home / 10,186,838.60-14,057,543.98-5,603,159.96

Finding the Fourth Proportional to 10,186,838.60, 14,057,543.98 and 5,603,159.96

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Solution

The fourth proportional to 10,186,838.60, 14,057,543.98 and 5,603,159.96 is: 7,732,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186,838.60 : 14,057,543.98 = 5,603,159.96 : x
  2. Step 2: Convert to fraction form
    10,186,838.60/14,057,543.98 = 5,603,159.96/x
  3. Step 3: Cross multiply
    10,186,838.60x = 14,057,543.98 × 5,603,159.96
  4. Step 4: Simplify right side
    10,186,838.60x = 78,766,667,564,675.05
  5. Step 5: Solve for x
    x = 78,766,667,564,675.05/10,186,838.60
  6. Step 6: Final answer
    x = 7,732,199.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.