Home / 76,531,050.06-105,547,874.22-64,667,982.03

Finding the Fourth Proportional to 76,531,050.06, 105,547,874.22 and 64,667,982.03

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Solution

The fourth proportional to 76,531,050.06, 105,547,874.22 and 64,667,982.03 is: 89,186,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,531,050.06 : 105,547,874.22 = 64,667,982.03 : x
  2. Step 2: Convert to fraction form
    76,531,050.06/105,547,874.22 = 64,667,982.03/x
  3. Step 3: Cross multiply
    76,531,050.06x = 105,547,874.22 × 64,667,982.03
  4. Step 4: Simplify right side
    76,531,050.06x = 6,825,568,033,363,660
  5. Step 5: Solve for x
    x = 6,825,568,033,363,660/76,531,050.06
  6. Step 6: Final answer
    x = 89,186,912.08

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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.