Home / 15,509,977.60-23,264,966.40-8,707,532.80

Finding the Fourth Proportional to 15,509,977.60, 23,264,966.40 and 8,707,532.80

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Solution

The fourth proportional to 15,509,977.60, 23,264,966.40 and 8,707,532.80 is: 13,061,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509,977.60 : 23,264,966.40 = 8,707,532.80 : x
  2. Step 2: Convert to fraction form
    15,509,977.60/23,264,966.40 = 8,707,532.80/x
  3. Step 3: Cross multiply
    15,509,977.60x = 23,264,966.40 × 8,707,532.80
  4. Step 4: Simplify right side
    15,509,977.60x = 202,580,458,018,897.94
  5. Step 5: Solve for x
    x = 202,580,458,018,897.94/15,509,977.60
  6. Step 6: Final answer
    x = 13,061,299.20

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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.