Home / 13,208,343.60-19,813,871.40-4,572,431.04

Finding the Fourth Proportional to 13,208,343.60, 19,813,871.40 and 4,572,431.04

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Solution

The fourth proportional to 13,208,343.60, 19,813,871.40 and 4,572,431.04 is: 6,859,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,343.60 : 19,813,871.40 = 4,572,431.04 : x
  2. Step 2: Convert to fraction form
    13,208,343.60/19,813,871.40 = 4,572,431.04/x
  3. Step 3: Cross multiply
    13,208,343.60x = 19,813,871.40 × 4,572,431.04
  4. Step 4: Simplify right side
    13,208,343.60x = 90,597,560,611,928.25
  5. Step 5: Solve for x
    x = 90,597,560,611,928.25/13,208,343.60
  6. Step 6: Final answer
    x = 6,859,115.98

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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.