Home / 10,530,065.98-14,530,662.38-5,820,262.86

Finding the Fourth Proportional to 10,530,065.98, 14,530,662.38 and 5,820,262.86

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Solution

The fourth proportional to 10,530,065.98, 14,530,662.38 and 5,820,262.86 is: 8,031,504.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,065.98 : 14,530,662.38 = 5,820,262.86 : x
  2. Step 2: Convert to fraction form
    10,530,065.98/14,530,662.38 = 5,820,262.86/x
  3. Step 3: Cross multiply
    10,530,065.98x = 14,530,662.38 × 5,820,262.86
  4. Step 4: Simplify right side
    10,530,065.98x = 84,572,274,552,411.89
  5. Step 5: Solve for x
    x = 84,572,274,552,411.89/10,530,065.98
  6. Step 6: Final answer
    x = 8,031,504.72

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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.