Home / 8,520,807.15-11,758,807.36-4,653,442.10

Finding the Fourth Proportional to 8,520,807.15, 11,758,807.36 and 4,653,442.10

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Solution

The fourth proportional to 8,520,807.15, 11,758,807.36 and 4,653,442.10 is: 6,421,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,807.15 : 11,758,807.36 = 4,653,442.10 : x
  2. Step 2: Convert to fraction form
    8,520,807.15/11,758,807.36 = 4,653,442.10/x
  3. Step 3: Cross multiply
    8,520,807.15x = 11,758,807.36 × 4,653,442.10
  4. Step 4: Simplify right side
    8,520,807.15x = 54,718,929,250,027.68
  5. Step 5: Solve for x
    x = 54,718,929,250,027.68/8,520,807.15
  6. Step 6: Final answer
    x = 6,421,801.16

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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.