Home / 25,280,821.20-37,857,079.80-13,908,421.20

Finding the Fourth Proportional to 25,280,821.20, 37,857,079.80 and 13,908,421.20

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Solution

The fourth proportional to 25,280,821.20, 37,857,079.80 and 13,908,421.20 is: 20,827,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280,821.20 : 37,857,079.80 = 13,908,421.20 : x
  2. Step 2: Convert to fraction form
    25,280,821.20/37,857,079.80 = 13,908,421.20/x
  3. Step 3: Cross multiply
    25,280,821.20x = 37,857,079.80 × 13,908,421.20
  4. Step 4: Simplify right side
    25,280,821.20x = 526,532,211,260,411.69
  5. Step 5: Solve for x
    x = 526,532,211,260,411.69/25,280,821.20
  6. Step 6: Final answer
    x = 20,827,338.13

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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.