Home / 10,748,436.82-16,106,711.98-7,894,598.66

Finding the Fourth Proportional to 10,748,436.82, 16,106,711.98 and 7,894,598.66

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Solution

The fourth proportional to 10,748,436.82, 16,106,711.98 and 7,894,598.66 is: 11,830,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748,436.82 : 16,106,711.98 = 7,894,598.66 : x
  2. Step 2: Convert to fraction form
    10,748,436.82/16,106,711.98 = 7,894,598.66/x
  3. Step 3: Cross multiply
    10,748,436.82x = 16,106,711.98 × 7,894,598.66
  4. Step 4: Simplify right side
    10,748,436.82x = 127,156,026,814,313.95
  5. Step 5: Solve for x
    x = 127,156,026,814,313.95/10,748,436.82
  6. Step 6: Final answer
    x = 11,830,187.86

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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.