Home / 12,807,095.12-17,673,785.40-7,005,875.32

Finding the Fourth Proportional to 12,807,095.12, 17,673,785.40 and 7,005,875.32

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Solution

The fourth proportional to 12,807,095.12, 17,673,785.40 and 7,005,875.32 is: 9,668,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,095.12 : 17,673,785.40 = 7,005,875.32 : x
  2. Step 2: Convert to fraction form
    12,807,095.12/17,673,785.40 = 7,005,875.32/x
  3. Step 3: Cross multiply
    12,807,095.12x = 17,673,785.40 × 7,005,875.32
  4. Step 4: Simplify right side
    12,807,095.12x = 123,820,336,944,836.33
  5. Step 5: Solve for x
    x = 123,820,336,944,836.33/12,807,095.12
  6. Step 6: Final answer
    x = 9,668,104.73

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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.