Home / 52,139,547.99-78,222,952.01-30,258,893.21

Finding the Fourth Proportional to 52,139,547.99, 78,222,952.01 and 30,258,893.21

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Solution

The fourth proportional to 52,139,547.99, 78,222,952.01 and 30,258,893.21 is: 45,396,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,139,547.99 : 78,222,952.01 = 30,258,893.21 : x
  2. Step 2: Convert to fraction form
    52,139,547.99/78,222,952.01 = 30,258,893.21/x
  3. Step 3: Cross multiply
    52,139,547.99x = 78,222,952.01 × 30,258,893.21
  4. Step 4: Simplify right side
    52,139,547.99x = 2,366,939,951,126,077.50
  5. Step 5: Solve for x
    x = 2,366,939,951,126,077.50/52,139,547.99
  6. Step 6: Final answer
    x = 45,396,249.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.