Home / 6,645,605.20-9,968,407.80-5,031,353.17

Finding the Fourth Proportional to 6,645,605.20, 9,968,407.80 and 5,031,353.17

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Solution

The fourth proportional to 6,645,605.20, 9,968,407.80 and 5,031,353.17 is: 7,547,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,605.20 : 9,968,407.80 = 5,031,353.17 : x
  2. Step 2: Convert to fraction form
    6,645,605.20/9,968,407.80 = 5,031,353.17/x
  3. Step 3: Cross multiply
    6,645,605.20x = 9,968,407.80 × 5,031,353.17
  4. Step 4: Simplify right side
    6,645,605.20x = 50,154,580,184,382.73
  5. Step 5: Solve for x
    x = 50,154,580,184,382.73/6,645,605.20
  6. Step 6: Final answer
    x = 7,547,029.76

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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.