Home / 38,480,955.22-53,103,061.84-20,839,714.47

Finding the Fourth Proportional to 38,480,955.22, 53,103,061.84 and 20,839,714.47

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Solution

The fourth proportional to 38,480,955.22, 53,103,061.84 and 20,839,714.47 is: 28,758,450.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,955.22 : 53,103,061.84 = 20,839,714.47 : x
  2. Step 2: Convert to fraction form
    38,480,955.22/53,103,061.84 = 20,839,714.47/x
  3. Step 3: Cross multiply
    38,480,955.22x = 53,103,061.84 × 20,839,714.47
  4. Step 4: Simplify right side
    38,480,955.22x = 1,106,652,646,124,154.25
  5. Step 5: Solve for x
    x = 1,106,652,646,124,154.25/38,480,955.22
  6. Step 6: Final answer
    x = 28,758,450.51

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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.