Home / 12,382,637.90-17,088,093.97-6,875,995.87

Finding the Fourth Proportional to 12,382,637.90, 17,088,093.97 and 6,875,995.87

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Solution

The fourth proportional to 12,382,637.90, 17,088,093.97 and 6,875,995.87 is: 9,488,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,637.90 : 17,088,093.97 = 6,875,995.87 : x
  2. Step 2: Convert to fraction form
    12,382,637.90/17,088,093.97 = 6,875,995.87/x
  3. Step 3: Cross multiply
    12,382,637.90x = 17,088,093.97 × 6,875,995.87
  4. Step 4: Simplify right side
    12,382,637.90x = 117,497,663,478,451.42
  5. Step 5: Solve for x
    x = 117,497,663,478,451.42/12,382,637.90
  6. Step 6: Final answer
    x = 9,488,904.10

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1.5x scale

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.