Home / 54,908,119.82-75,779,925.44-31,703,207.83

Finding the Fourth Proportional to 54,908,119.82, 75,779,925.44 and 31,703,207.83

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Solution

The fourth proportional to 54,908,119.82, 75,779,925.44 and 31,703,207.83 is: 43,754,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,908,119.82 : 75,779,925.44 = 31,703,207.83 : x
  2. Step 2: Convert to fraction form
    54,908,119.82/75,779,925.44 = 31,703,207.83/x
  3. Step 3: Cross multiply
    54,908,119.82x = 75,779,925.44 × 31,703,207.83
  4. Step 4: Simplify right side
    54,908,119.82x = 2,402,466,725,218,258.50
  5. Step 5: Solve for x
    x = 2,402,466,725,218,258.50/54,908,119.82
  6. Step 6: Final answer
    x = 43,754,306.89

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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.