Home / 10,811,965.70-14,920,518.48-5,917,184.94

Finding the Fourth Proportional to 10,811,965.70, 14,920,518.48 and 5,917,184.94

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Solution

The fourth proportional to 10,811,965.70, 14,920,518.48 and 5,917,184.94 is: 8,165,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811,965.70 : 14,920,518.48 = 5,917,184.94 : x
  2. Step 2: Convert to fraction form
    10,811,965.70/14,920,518.48 = 5,917,184.94/x
  3. Step 3: Cross multiply
    10,811,965.70x = 14,920,518.48 × 5,917,184.94
  4. Step 4: Simplify right side
    10,811,965.70x = 88,287,467,246,847.70
  5. Step 5: Solve for x
    x = 88,287,467,246,847.70/10,811,965.70
  6. Step 6: Final answer
    x = 8,165,718.40

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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.