Home / 51,428,779.93-70,951,513.84-29,390,456.55

Finding the Fourth Proportional to 51,428,779.93, 70,951,513.84 and 29,390,456.55

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Solution

The fourth proportional to 51,428,779.93, 70,951,513.84 and 29,390,456.55 is: 40,547,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428,779.93 : 70,951,513.84 = 29,390,456.55 : x
  2. Step 2: Convert to fraction form
    51,428,779.93/70,951,513.84 = 29,390,456.55/x
  3. Step 3: Cross multiply
    51,428,779.93x = 70,951,513.84 × 29,390,456.55
  4. Step 4: Simplify right side
    51,428,779.93x = 2,085,297,384,671,243.75
  5. Step 5: Solve for x
    x = 2,085,297,384,671,243.75/51,428,779.93
  6. Step 6: Final answer
    x = 40,547,284.76

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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.