Home / 8,499,253.16-11,725,639.98-5,230,392.78

Finding the Fourth Proportional to 8,499,253.16, 11,725,639.98 and 5,230,392.78

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Solution

The fourth proportional to 8,499,253.16, 11,725,639.98 and 5,230,392.78 is: 7,215,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,253.16 : 11,725,639.98 = 5,230,392.78 : x
  2. Step 2: Convert to fraction form
    8,499,253.16/11,725,639.98 = 5,230,392.78/x
  3. Step 3: Cross multiply
    8,499,253.16x = 11,725,639.98 × 5,230,392.78
  4. Step 4: Simplify right side
    8,499,253.16x = 61,329,702,692,271.35
  5. Step 5: Solve for x
    x = 61,329,702,692,271.35/8,499,253.16
  6. Step 6: Final answer
    x = 7,215,893.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.