Home / 37,442,156.65-51,669,185.01-20,922,416.96

Finding the Fourth Proportional to 37,442,156.65, 51,669,185.01 and 20,922,416.96

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Solution

The fourth proportional to 37,442,156.65, 51,669,185.01 and 20,922,416.96 is: 28,872,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442,156.65 : 51,669,185.01 = 20,922,416.96 : x
  2. Step 2: Convert to fraction form
    37,442,156.65/51,669,185.01 = 20,922,416.96/x
  3. Step 3: Cross multiply
    37,442,156.65x = 51,669,185.01 × 20,922,416.96
  4. Step 4: Simplify right side
    37,442,156.65x = 1,081,044,232,712,466.88
  5. Step 5: Solve for x
    x = 1,081,044,232,712,466.88/37,442,156.65
  6. Step 6: Final answer
    x = 28,872,381.55

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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.