Home / 57,506,606.16-79,224,252.12-40,071,316.56

Finding the Fourth Proportional to 57,506,606.16, 79,224,252.12 and 40,071,316.56

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Solution

The fourth proportional to 57,506,606.16, 79,224,252.12 and 40,071,316.56 is: 55,204,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,506,606.16 : 79,224,252.12 = 40,071,316.56 : x
  2. Step 2: Convert to fraction form
    57,506,606.16/79,224,252.12 = 40,071,316.56/x
  3. Step 3: Cross multiply
    57,506,606.16x = 79,224,252.12 × 40,071,316.56
  4. Step 4: Simplify right side
    57,506,606.16x = 3,174,620,085,929,771.50
  5. Step 5: Solve for x
    x = 3,174,620,085,929,771.50/57,506,606.16
  6. Step 6: Final answer
    x = 55,204,441.68

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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.