Home / 25,121,407.70-37,682,111.55-9,975,339.20

Finding the Fourth Proportional to 25,121,407.70, 37,682,111.55 and 9,975,339.20

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Solution

The fourth proportional to 25,121,407.70, 37,682,111.55 and 9,975,339.20 is: 14,963,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121,407.70 : 37,682,111.55 = 9,975,339.20 : x
  2. Step 2: Convert to fraction form
    25,121,407.70/37,682,111.55 = 9,975,339.20/x
  3. Step 3: Cross multiply
    25,121,407.70x = 37,682,111.55 × 9,975,339.20
  4. Step 4: Simplify right side
    25,121,407.70x = 375,891,844,483,487.69
  5. Step 5: Solve for x
    x = 375,891,844,483,487.69/25,121,407.70
  6. Step 6: Final answer
    x = 14,963,008.80

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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.