Home / 25,892,200.80-38,838,301.20-13,152,002.40

Finding the Fourth Proportional to 25,892,200.80, 38,838,301.20 and 13,152,002.40

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Solution

The fourth proportional to 25,892,200.80, 38,838,301.20 and 13,152,002.40 is: 19,728,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,892,200.80 : 38,838,301.20 = 13,152,002.40 : x
  2. Step 2: Convert to fraction form
    25,892,200.80/38,838,301.20 = 13,152,002.40/x
  3. Step 3: Cross multiply
    25,892,200.80x = 38,838,301.20 × 13,152,002.40
  4. Step 4: Simplify right side
    25,892,200.80x = 510,801,430,594,322.94
  5. Step 5: Solve for x
    x = 510,801,430,594,322.94/25,892,200.80
  6. Step 6: Final answer
    x = 19,728,003.60

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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.