Home / 10,449,041.20-15,673,561.80-7,047,818.80

Finding the Fourth Proportional to 10,449,041.20, 15,673,561.80 and 7,047,818.80

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Solution

The fourth proportional to 10,449,041.20, 15,673,561.80 and 7,047,818.80 is: 10,571,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449,041.20 : 15,673,561.80 = 7,047,818.80 : x
  2. Step 2: Convert to fraction form
    10,449,041.20/15,673,561.80 = 7,047,818.80/x
  3. Step 3: Cross multiply
    10,449,041.20x = 15,673,561.80 × 7,047,818.80
  4. Step 4: Simplify right side
    10,449,041.20x = 110,464,423,517,001.84
  5. Step 5: Solve for x
    x = 110,464,423,517,001.84/10,449,041.20
  6. Step 6: Final answer
    x = 10,571,728.20

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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.