Home / 12,223,309.12-18,334,966.96-4,545,950.88

Finding the Fourth Proportional to 12,223,309.12, 18,334,966.96 and 4,545,950.88

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Solution

The fourth proportional to 12,223,309.12, 18,334,966.96 and 4,545,950.88 is: 6,818,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,309.12 : 18,334,966.96 = 4,545,950.88 : x
  2. Step 2: Convert to fraction form
    12,223,309.12/18,334,966.96 = 4,545,950.88/x
  3. Step 3: Cross multiply
    12,223,309.12x = 18,334,966.96 × 4,545,950.88
  4. Step 4: Simplify right side
    12,223,309.12x = 83,349,859,186,582.92
  5. Step 5: Solve for x
    x = 83,349,859,186,582.92/12,223,309.12
  6. Step 6: Final answer
    x = 6,818,927.54

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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.