Home / 10,842,026.10-16,281,701.55-7,669,418.10

Finding the Fourth Proportional to 10,842,026.10, 16,281,701.55 and 7,669,418.10

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Solution

The fourth proportional to 10,842,026.10, 16,281,701.55 and 7,669,418.10 is: 11,517,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842,026.10 : 16,281,701.55 = 7,669,418.10 : x
  2. Step 2: Convert to fraction form
    10,842,026.10/16,281,701.55 = 7,669,418.10/x
  3. Step 3: Cross multiply
    10,842,026.10x = 16,281,701.55 × 7,669,418.10
  4. Step 4: Simplify right side
    10,842,026.10x = 124,871,176,566,368.05
  5. Step 5: Solve for x
    x = 124,871,176,566,368.05/10,842,026.10
  6. Step 6: Final answer
    x = 11,517,328.53

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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.