Home / 8,077,175.40-12,115,763.10-7,368,587.40

Finding the Fourth Proportional to 8,077,175.40, 12,115,763.10 and 7,368,587.40

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Solution

The fourth proportional to 8,077,175.40, 12,115,763.10 and 7,368,587.40 is: 11,052,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,175.40 : 12,115,763.10 = 7,368,587.40 : x
  2. Step 2: Convert to fraction form
    8,077,175.40/12,115,763.10 = 7,368,587.40/x
  3. Step 3: Cross multiply
    8,077,175.40x = 12,115,763.10 × 7,368,587.40
  4. Step 4: Simplify right side
    8,077,175.40x = 89,276,059,320,044.94
  5. Step 5: Solve for x
    x = 89,276,059,320,044.94/8,077,175.40
  6. Step 6: Final answer
    x = 11,052,881.10

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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.