Home / 21,433,037.60-32,153,098.80-9,930,000.80

Finding the Fourth Proportional to 21,433,037.60, 32,153,098.80 and 9,930,000.80

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Solution

The fourth proportional to 21,433,037.60, 32,153,098.80 and 9,930,000.80 is: 14,896,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433,037.60 : 32,153,098.80 = 9,930,000.80 : x
  2. Step 2: Convert to fraction form
    21,433,037.60/32,153,098.80 = 9,930,000.80/x
  3. Step 3: Cross multiply
    21,433,037.60x = 32,153,098.80 × 9,930,000.80
  4. Step 4: Simplify right side
    21,433,037.60x = 319,280,296,806,479.06
  5. Step 5: Solve for x
    x = 319,280,296,806,479.06/21,433,037.60
  6. Step 6: Final answer
    x = 14,896,642.41

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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.