Home / 12,695,453.52-19,015,818.83-8,574,111.84

Finding the Fourth Proportional to 12,695,453.52, 19,015,818.83 and 8,574,111.84

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Solution

The fourth proportional to 12,695,453.52, 19,015,818.83 and 8,574,111.84 is: 12,842,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,453.52 : 19,015,818.83 = 8,574,111.84 : x
  2. Step 2: Convert to fraction form
    12,695,453.52/19,015,818.83 = 8,574,111.84/x
  3. Step 3: Cross multiply
    12,695,453.52x = 19,015,818.83 × 8,574,111.84
  4. Step 4: Simplify right side
    12,695,453.52x = 163,043,757,443,881.84
  5. Step 5: Solve for x
    x = 163,043,757,443,881.84/12,695,453.52
  6. Step 6: Final answer
    x = 12,842,688.70

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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.