Home / 47,788,316.12-71,682,889.02-15,440,222.11

Finding the Fourth Proportional to 47,788,316.12, 71,682,889.02 and 15,440,222.11

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Solution

The fourth proportional to 47,788,316.12, 71,682,889.02 and 15,440,222.11 is: 23,160,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,788,316.12 : 71,682,889.02 = 15,440,222.11 : x
  2. Step 2: Convert to fraction form
    47,788,316.12/71,682,889.02 = 15,440,222.11/x
  3. Step 3: Cross multiply
    47,788,316.12x = 71,682,889.02 × 15,440,222.11
  4. Step 4: Simplify right side
    47,788,316.12x = 1,106,799,727,833,974
  5. Step 5: Solve for x
    x = 1,106,799,727,833,974/47,788,316.12
  6. Step 6: Final answer
    x = 23,160,467.20

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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.