Home / 15,977,181.60-23,965,772.40-13,426,264.80

Finding the Fourth Proportional to 15,977,181.60, 23,965,772.40 and 13,426,264.80

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Solution

The fourth proportional to 15,977,181.60, 23,965,772.40 and 13,426,264.80 is: 20,139,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977,181.60 : 23,965,772.40 = 13,426,264.80 : x
  2. Step 2: Convert to fraction form
    15,977,181.60/23,965,772.40 = 13,426,264.80/x
  3. Step 3: Cross multiply
    15,977,181.60x = 23,965,772.40 × 13,426,264.80
  4. Step 4: Simplify right side
    15,977,181.60x = 321,770,806,378,931.50
  5. Step 5: Solve for x
    x = 321,770,806,378,931.50/15,977,181.60
  6. Step 6: Final answer
    x = 20,139,397.20

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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.