Home / 21,576,280.89-32,364,701.80-7,199,348.68

Finding the Fourth Proportional to 21,576,280.89, 32,364,701.80 and 7,199,348.68

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Solution

The fourth proportional to 21,576,280.89, 32,364,701.80 and 7,199,348.68 is: 10,799,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,280.89 : 32,364,701.80 = 7,199,348.68 : x
  2. Step 2: Convert to fraction form
    21,576,280.89/32,364,701.80 = 7,199,348.68/x
  3. Step 3: Cross multiply
    21,576,280.89x = 32,364,701.80 × 7,199,348.68
  4. Step 4: Simplify right side
    21,576,280.89x = 233,004,773,139,149.16
  5. Step 5: Solve for x
    x = 233,004,773,139,149.16/21,576,280.89
  6. Step 6: Final answer
    x = 10,799,116.60

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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.