Home / 25,285,748.86-34,890,579.66-15,357,465.04

Finding the Fourth Proportional to 25,285,748.86, 34,890,579.66 and 15,357,465.04

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Solution

The fourth proportional to 25,285,748.86, 34,890,579.66 and 15,357,465.04 is: 21,191,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,748.86 : 34,890,579.66 = 15,357,465.04 : x
  2. Step 2: Convert to fraction form
    25,285,748.86/34,890,579.66 = 15,357,465.04/x
  3. Step 3: Cross multiply
    25,285,748.86x = 34,890,579.66 × 15,357,465.04
  4. Step 4: Simplify right side
    25,285,748.86x = 535,830,857,353,785
  5. Step 5: Solve for x
    x = 535,830,857,353,785/25,285,748.86
  6. Step 6: Final answer
    x = 21,191,021.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.