Home / 22,455,859.04-30,989,064.36-12,142,557.52

Finding the Fourth Proportional to 22,455,859.04, 30,989,064.36 and 12,142,557.52

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Solution

The fourth proportional to 22,455,859.04, 30,989,064.36 and 12,142,557.52 is: 16,756,717.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,859.04 : 30,989,064.36 = 12,142,557.52 : x
  2. Step 2: Convert to fraction form
    22,455,859.04/30,989,064.36 = 12,142,557.52/x
  3. Step 3: Cross multiply
    22,455,859.04x = 30,989,064.36 × 12,142,557.52
  4. Step 4: Simplify right side
    22,455,859.04x = 376,286,496,482,281.94
  5. Step 5: Solve for x
    x = 376,286,496,482,281.94/22,455,859.04
  6. Step 6: Final answer
    x = 16,756,717.96

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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.