Home / 72,178,534.22-108,224,564.67-22,973,133.39

Finding the Fourth Proportional to 72,178,534.22, 108,224,564.67 and 22,973,133.39

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Solution

The fourth proportional to 72,178,534.22, 108,224,564.67 and 22,973,133.39 is: 34,445,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,178,534.22 : 108,224,564.67 = 22,973,133.39 : x
  2. Step 2: Convert to fraction form
    72,178,534.22/108,224,564.67 = 22,973,133.39/x
  3. Step 3: Cross multiply
    72,178,534.22x = 108,224,564.67 × 22,973,133.39
  4. Step 4: Simplify right side
    72,178,534.22x = 2,486,257,360,690,514.50
  5. Step 5: Solve for x
    x = 2,486,257,360,690,514.50/72,178,534.22
  6. Step 6: Final answer
    x = 34,445,938.64

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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.