Home / 10,911,030.70-16,366,546.05-6,659,502.70

Finding the Fourth Proportional to 10,911,030.70, 16,366,546.05 and 6,659,502.70

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Solution

The fourth proportional to 10,911,030.70, 16,366,546.05 and 6,659,502.70 is: 9,989,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,030.70 : 16,366,546.05 = 6,659,502.70 : x
  2. Step 2: Convert to fraction form
    10,911,030.70/16,366,546.05 = 6,659,502.70/x
  3. Step 3: Cross multiply
    10,911,030.70x = 16,366,546.05 × 6,659,502.70
  4. Step 4: Simplify right side
    10,911,030.70x = 108,993,057,609,649.34
  5. Step 5: Solve for x
    x = 108,993,057,609,649.34/10,911,030.70
  6. Step 6: Final answer
    x = 9,989,254.05

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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.