Home / 57,496,023.56-79,343,300.04-31,389,279.68

Finding the Fourth Proportional to 57,496,023.56, 79,343,300.04 and 31,389,279.68

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Solution

The fourth proportional to 57,496,023.56, 79,343,300.04 and 31,389,279.68 is: 43,316,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496,023.56 : 79,343,300.04 = 31,389,279.68 : x
  2. Step 2: Convert to fraction form
    57,496,023.56/79,343,300.04 = 31,389,279.68/x
  3. Step 3: Cross multiply
    57,496,023.56x = 79,343,300.04 × 31,389,279.68
  4. Step 4: Simplify right side
    57,496,023.56x = 2,490,529,035,689,715.50
  5. Step 5: Solve for x
    x = 2,490,529,035,689,715.50/57,496,023.56
  6. Step 6: Final answer
    x = 43,316,544.02

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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.