Home / 8,077,227.40-12,115,841.10-7,368,639.40

Finding the Fourth Proportional to 8,077,227.40, 12,115,841.10 and 7,368,639.40

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Solution

The fourth proportional to 8,077,227.40, 12,115,841.10 and 7,368,639.40 is: 11,052,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,227.40 : 12,115,841.10 = 7,368,639.40 : x
  2. Step 2: Convert to fraction form
    8,077,227.40/12,115,841.10 = 7,368,639.40/x
  3. Step 3: Cross multiply
    8,077,227.40x = 12,115,841.10 × 7,368,639.40
  4. Step 4: Simplify right side
    8,077,227.40x = 89,277,264,093,599.34
  5. Step 5: Solve for x
    x = 89,277,264,093,599.34/8,077,227.40
  6. Step 6: Final answer
    x = 11,052,959.10

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1.5x scale

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.