Home / 21,576,222.76-32,365,576.86-8,113,167.40

Finding the Fourth Proportional to 21,576,222.76, 32,365,576.86 and 8,113,167.40

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Solution

The fourth proportional to 21,576,222.76, 32,365,576.86 and 8,113,167.40 is: 12,170,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,222.76 : 32,365,576.86 = 8,113,167.40 : x
  2. Step 2: Convert to fraction form
    21,576,222.76/32,365,576.86 = 8,113,167.40/x
  3. Step 3: Cross multiply
    21,576,222.76x = 32,365,576.86 × 8,113,167.40
  4. Step 4: Simplify right side
    21,576,222.76x = 262,587,343,062,746.38
  5. Step 5: Solve for x
    x = 262,587,343,062,746.38/21,576,222.76
  6. Step 6: Final answer
    x = 12,170,218.39

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1.5x scale

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.