Home / 22,566,193.68-31,141,347.12-12,908,401.68

Finding the Fourth Proportional to 22,566,193.68, 31,141,347.12 and 12,908,401.68

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Solution

The fourth proportional to 22,566,193.68, 31,141,347.12 and 12,908,401.68 is: 17,813,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,566,193.68 : 31,141,347.12 = 12,908,401.68 : x
  2. Step 2: Convert to fraction form
    22,566,193.68/31,141,347.12 = 12,908,401.68/x
  3. Step 3: Cross multiply
    22,566,193.68x = 31,141,347.12 × 12,908,401.68
  4. Step 4: Simplify right side
    22,566,193.68x = 401,985,017,481,271.19
  5. Step 5: Solve for x
    x = 401,985,017,481,271.19/22,566,193.68
  6. Step 6: Final answer
    x = 17,813,594.23

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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.