Home / 12,223,298.32-18,334,950.90-4,545,940.12

Finding the Fourth Proportional to 12,223,298.32, 18,334,950.90 and 4,545,940.12

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Solution

The fourth proportional to 12,223,298.32, 18,334,950.90 and 4,545,940.12 is: 6,818,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,298.32 : 18,334,950.90 = 4,545,940.12 : x
  2. Step 2: Convert to fraction form
    12,223,298.32/18,334,950.90 = 4,545,940.12/x
  3. Step 3: Cross multiply
    12,223,298.32x = 18,334,950.90 × 4,545,940.12
  4. Step 4: Simplify right side
    12,223,298.32x = 83,349,588,894,540.11
  5. Step 5: Solve for x
    x = 83,349,588,894,540.11/12,223,298.32
  6. Step 6: Final answer
    x = 6,818,911.45

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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.