Home / 10,478,611.06-15,712,211.64-3,653,348.56

Finding the Fourth Proportional to 10,478,611.06, 15,712,211.64 and 3,653,348.56

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Solution

The fourth proportional to 10,478,611.06, 15,712,211.64 and 3,653,348.56 is: 5,478,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478,611.06 : 15,712,211.64 = 3,653,348.56 : x
  2. Step 2: Convert to fraction form
    10,478,611.06/15,712,211.64 = 3,653,348.56/x
  3. Step 3: Cross multiply
    10,478,611.06x = 15,712,211.64 × 3,653,348.56
  4. Step 4: Simplify right side
    10,478,611.06x = 57,402,185,769,409.24
  5. Step 5: Solve for x
    x = 57,402,185,769,409.24/10,478,611.06
  6. Step 6: Final answer
    x = 5,478,033.82

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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.