Home / 25,642,223.10-38,430,675.45-10,479,023.10

Finding the Fourth Proportional to 25,642,223.10, 38,430,675.45 and 10,479,023.10

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Solution

The fourth proportional to 25,642,223.10, 38,430,675.45 and 10,479,023.10 is: 15,705,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642,223.10 : 38,430,675.45 = 10,479,023.10 : x
  2. Step 2: Convert to fraction form
    25,642,223.10/38,430,675.45 = 10,479,023.10/x
  3. Step 3: Cross multiply
    25,642,223.10x = 38,430,675.45 × 10,479,023.10
  4. Step 4: Simplify right side
    25,642,223.10x = 402,715,935,789,152.94
  5. Step 5: Solve for x
    x = 402,715,935,789,152.94/25,642,223.10
  6. Step 6: Final answer
    x = 15,705,188.05

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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.