Home / 57,506,605.16-79,224,250.74-40,071,315.56

Finding the Fourth Proportional to 57,506,605.16, 79,224,250.74 and 40,071,315.56

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Solution

The fourth proportional to 57,506,605.16, 79,224,250.74 and 40,071,315.56 is: 55,204,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,506,605.16 : 79,224,250.74 = 40,071,315.56 : x
  2. Step 2: Convert to fraction form
    57,506,605.16/79,224,250.74 = 40,071,315.56/x
  3. Step 3: Cross multiply
    57,506,605.16x = 79,224,250.74 × 40,071,315.56
  4. Step 4: Simplify right side
    57,506,605.16x = 3,174,619,951,407,103.50
  5. Step 5: Solve for x
    x = 3,174,619,951,407,103.50/57,506,605.16
  6. Step 6: Final answer
    x = 55,204,440.30

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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.