Home / 27,834,070.17-41,734,320.03-12,478,578.60

Finding the Fourth Proportional to 27,834,070.17, 41,734,320.03 and 12,478,578.60

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Solution

The fourth proportional to 27,834,070.17, 41,734,320.03 and 12,478,578.60 is: 18,710,342.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834,070.17 : 41,734,320.03 = 12,478,578.60 : x
  2. Step 2: Convert to fraction form
    27,834,070.17/41,734,320.03 = 12,478,578.60/x
  3. Step 3: Cross multiply
    27,834,070.17x = 41,734,320.03 × 12,478,578.60
  4. Step 4: Simplify right side
    27,834,070.17x = 520,784,992,811,909.38
  5. Step 5: Solve for x
    x = 520,784,992,811,909.38/27,834,070.17
  6. Step 6: Final answer
    x = 18,710,342.74

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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.