Home / 25,499,509.58-38,260,532.89-13,366,071.86

Finding the Fourth Proportional to 25,499,509.58, 38,260,532.89 and 13,366,071.86

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Solution

The fourth proportional to 25,499,509.58, 38,260,532.89 and 13,366,071.86 is: 20,055,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499,509.58 : 38,260,532.89 = 13,366,071.86 : x
  2. Step 2: Convert to fraction form
    25,499,509.58/38,260,532.89 = 13,366,071.86/x
  3. Step 3: Cross multiply
    25,499,509.58x = 38,260,532.89 × 13,366,071.86
  4. Step 4: Simplify right side
    25,499,509.58x = 511,393,031,835,038.44
  5. Step 5: Solve for x
    x = 511,393,031,835,038.44/25,499,509.58
  6. Step 6: Final answer
    x = 20,055,014.40

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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.