Home / 57,837,995.91-86,753,938.33-18,971,328.25

Finding the Fourth Proportional to 57,837,995.91, 86,753,938.33 and 18,971,328.25

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Solution

The fourth proportional to 57,837,995.91, 86,753,938.33 and 18,971,328.25 is: 28,455,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,837,995.91 : 86,753,938.33 = 18,971,328.25 : x
  2. Step 2: Convert to fraction form
    57,837,995.91/86,753,938.33 = 18,971,328.25/x
  3. Step 3: Cross multiply
    57,837,995.91x = 86,753,938.33 × 18,971,328.25
  4. Step 4: Simplify right side
    57,837,995.91x = 1,645,837,440,510,060.75
  5. Step 5: Solve for x
    x = 1,645,837,440,510,060.75/57,837,995.91
  6. Step 6: Final answer
    x = 28,455,990.13

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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.