Home / 10,419,423.95-15,637,993.28-4,671,003.80

Finding the Fourth Proportional to 10,419,423.95, 15,637,993.28 and 4,671,003.80

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Solution

The fourth proportional to 10,419,423.95, 15,637,993.28 and 4,671,003.80 is: 7,010,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419,423.95 : 15,637,993.28 = 4,671,003.80 : x
  2. Step 2: Convert to fraction form
    10,419,423.95/15,637,993.28 = 4,671,003.80/x
  3. Step 3: Cross multiply
    10,419,423.95x = 15,637,993.28 × 4,671,003.80
  4. Step 4: Simplify right side
    10,419,423.95x = 73,045,126,011,899.44
  5. Step 5: Solve for x
    x = 73,045,126,011,899.44/10,419,423.95
  6. Step 6: Final answer
    x = 7,010,476.43

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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.