Home / 16,600,814.19-22,908,555.47-9,158,770.31

Finding the Fourth Proportional to 16,600,814.19, 22,908,555.47 and 9,158,770.31

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Solution

The fourth proportional to 16,600,814.19, 22,908,555.47 and 9,158,770.31 is: 12,638,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600,814.19 : 22,908,555.47 = 9,158,770.31 : x
  2. Step 2: Convert to fraction form
    16,600,814.19/22,908,555.47 = 9,158,770.31/x
  3. Step 3: Cross multiply
    16,600,814.19x = 22,908,555.47 × 9,158,770.31
  4. Step 4: Simplify right side
    16,600,814.19x = 209,814,197,591,978.25
  5. Step 5: Solve for x
    x = 209,814,197,591,978.25/16,600,814.19
  6. Step 6: Final answer
    x = 12,638,789.59

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1.5x scale

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.