Home / 16,161,927.40-22,303,590.18-8,819,818.60

Finding the Fourth Proportional to 16,161,927.40, 22,303,590.18 and 8,819,818.60

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Solution

The fourth proportional to 16,161,927.40, 22,303,590.18 and 8,819,818.60 is: 12,171,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,927.40 : 22,303,590.18 = 8,819,818.60 : x
  2. Step 2: Convert to fraction form
    16,161,927.40/22,303,590.18 = 8,819,818.60/x
  3. Step 3: Cross multiply
    16,161,927.40x = 22,303,590.18 × 8,819,818.60
  4. Step 4: Simplify right side
    16,161,927.40x = 196,713,619,516,341.34
  5. Step 5: Solve for x
    x = 196,713,619,516,341.34/16,161,927.40
  6. Step 6: Final answer
    x = 12,171,420.81

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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.