Home / 10,341,013.15-15,511,519.73-2,767,978.90

Finding the Fourth Proportional to 10,341,013.15, 15,511,519.73 and 2,767,978.90

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Solution

The fourth proportional to 10,341,013.15, 15,511,519.73 and 2,767,978.90 is: 4,151,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,013.15 : 15,511,519.73 = 2,767,978.90 : x
  2. Step 2: Convert to fraction form
    10,341,013.15/15,511,519.73 = 2,767,978.90/x
  3. Step 3: Cross multiply
    10,341,013.15x = 15,511,519.73 × 2,767,978.90
  4. Step 4: Simplify right side
    10,341,013.15x = 42,935,559,319,573.70
  5. Step 5: Solve for x
    x = 42,935,559,319,573.70/10,341,013.15
  6. Step 6: Final answer
    x = 4,151,968.35

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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.