Home / 16,128,720.20-24,193,080.30-13,105,411.40

Finding the Fourth Proportional to 16,128,720.20, 24,193,080.30 and 13,105,411.40

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Solution

The fourth proportional to 16,128,720.20, 24,193,080.30 and 13,105,411.40 is: 19,658,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,720.20 : 24,193,080.30 = 13,105,411.40 : x
  2. Step 2: Convert to fraction form
    16,128,720.20/24,193,080.30 = 13,105,411.40/x
  3. Step 3: Cross multiply
    16,128,720.20x = 24,193,080.30 × 13,105,411.40
  4. Step 4: Simplify right side
    16,128,720.20x = 317,060,270,364,735.44
  5. Step 5: Solve for x
    x = 317,060,270,364,735.44/16,128,720.20
  6. Step 6: Final answer
    x = 19,658,117.10

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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.