Home / 54,445,573.40-75,140,186.16-40,670,622.68

Finding the Fourth Proportional to 54,445,573.40, 75,140,186.16 and 40,670,622.68

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Solution

The fourth proportional to 54,445,573.40, 75,140,186.16 and 40,670,622.68 is: 56,129,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445,573.40 : 75,140,186.16 = 40,670,622.68 : x
  2. Step 2: Convert to fraction form
    54,445,573.40/75,140,186.16 = 40,670,622.68/x
  3. Step 3: Cross multiply
    54,445,573.40x = 75,140,186.16 × 40,670,622.68
  4. Step 4: Simplify right side
    54,445,573.40x = 3,055,998,159,418,318
  5. Step 5: Solve for x
    x = 3,055,998,159,418,318/54,445,573.40
  6. Step 6: Final answer
    x = 56,129,414.54

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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.