Home / 53,948,868.32-74,449,287.72-29,168,881.76

Finding the Fourth Proportional to 53,948,868.32, 74,449,287.72 and 29,168,881.76

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Solution

The fourth proportional to 53,948,868.32, 74,449,287.72 and 29,168,881.76 is: 40,252,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,948,868.32 : 74,449,287.72 = 29,168,881.76 : x
  2. Step 2: Convert to fraction form
    53,948,868.32/74,449,287.72 = 29,168,881.76/x
  3. Step 3: Cross multiply
    53,948,868.32x = 74,449,287.72 × 29,168,881.76
  4. Step 4: Simplify right side
    53,948,868.32x = 2,171,602,470,620,900
  5. Step 5: Solve for x
    x = 2,171,602,470,620,900/53,948,868.32
  6. Step 6: Final answer
    x = 40,252,975.42

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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.