Home / 10,921,268.80-16,381,903.20-10,708,692.40

Finding the Fourth Proportional to 10,921,268.80, 16,381,903.20 and 10,708,692.40

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Solution

The fourth proportional to 10,921,268.80, 16,381,903.20 and 10,708,692.40 is: 16,063,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,268.80 : 16,381,903.20 = 10,708,692.40 : x
  2. Step 2: Convert to fraction form
    10,921,268.80/16,381,903.20 = 10,708,692.40/x
  3. Step 3: Cross multiply
    10,921,268.80x = 16,381,903.20 × 10,708,692.40
  4. Step 4: Simplify right side
    10,921,268.80x = 175,428,762,295,375.69
  5. Step 5: Solve for x
    x = 175,428,762,295,375.69/10,921,268.80
  6. Step 6: Final answer
    x = 16,063,038.60

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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.