Home / 13,891,064.70-20,837,384.37-4,307,805.66

Finding the Fourth Proportional to 13,891,064.70, 20,837,384.37 and 4,307,805.66

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Solution

The fourth proportional to 13,891,064.70, 20,837,384.37 and 4,307,805.66 is: 6,461,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,064.70 : 20,837,384.37 = 4,307,805.66 : x
  2. Step 2: Convert to fraction form
    13,891,064.70/20,837,384.37 = 4,307,805.66/x
  3. Step 3: Cross multiply
    13,891,064.70x = 20,837,384.37 × 4,307,805.66
  4. Step 4: Simplify right side
    13,891,064.70x = 89,763,402,328,681.55
  5. Step 5: Solve for x
    x = 89,763,402,328,681.55/13,891,064.70
  6. Step 6: Final answer
    x = 6,461,952.65

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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.