Home / 8,563,120.32-12,855,641.67-7,356,417.10

Finding the Fourth Proportional to 8,563,120.32, 12,855,641.67 and 7,356,417.10

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Solution

The fourth proportional to 8,563,120.32, 12,855,641.67 and 7,356,417.10 is: 11,044,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563,120.32 : 12,855,641.67 = 7,356,417.10 : x
  2. Step 2: Convert to fraction form
    8,563,120.32/12,855,641.67 = 7,356,417.10/x
  3. Step 3: Cross multiply
    8,563,120.32x = 12,855,641.67 × 7,356,417.10
  4. Step 4: Simplify right side
    8,563,120.32x = 94,571,462,212,660.55
  5. Step 5: Solve for x
    x = 94,571,462,212,660.55/8,563,120.32
  6. Step 6: Final answer
    x = 11,044,042.20

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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.