Home / 14,011,011.84-21,016,517.60-6,444,341.76

Finding the Fourth Proportional to 14,011,011.84, 21,016,517.60 and 6,444,341.76

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Solution

The fourth proportional to 14,011,011.84, 21,016,517.60 and 6,444,341.76 is: 9,666,512.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011,011.84 : 21,016,517.60 = 6,444,341.76 : x
  2. Step 2: Convert to fraction form
    14,011,011.84/21,016,517.60 = 6,444,341.76/x
  3. Step 3: Cross multiply
    14,011,011.84x = 21,016,517.60 × 6,444,341.76
  4. Step 4: Simplify right side
    14,011,011.84x = 135,437,622,019,454.98
  5. Step 5: Solve for x
    x = 135,437,622,019,454.98/14,011,011.84
  6. Step 6: Final answer
    x = 9,666,512.57

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1.5x scale

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.