Home / 22,500,742.64-31,051,033.64-12,187,433.84

Finding the Fourth Proportional to 22,500,742.64, 31,051,033.64 and 12,187,433.84

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Solution

The fourth proportional to 22,500,742.64, 31,051,033.64 and 12,187,433.84 is: 16,818,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,742.64 : 31,051,033.64 = 12,187,433.84 : x
  2. Step 2: Convert to fraction form
    22,500,742.64/31,051,033.64 = 12,187,433.84/x
  3. Step 3: Cross multiply
    22,500,742.64x = 31,051,033.64 × 12,187,433.84
  4. Step 4: Simplify right side
    22,500,742.64x = 378,432,417,934,922.06
  5. Step 5: Solve for x
    x = 378,432,417,934,922.06/22,500,742.64
  6. Step 6: Final answer
    x = 16,818,663.46

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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.