Home / 18,859,323.28-26,032,238.04-12,252,950.32

Finding the Fourth Proportional to 18,859,323.28, 26,032,238.04 and 12,252,950.32

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Solution

The fourth proportional to 18,859,323.28, 26,032,238.04 and 12,252,950.32 is: 16,913,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859,323.28 : 26,032,238.04 = 12,252,950.32 : x
  2. Step 2: Convert to fraction form
    18,859,323.28/26,032,238.04 = 12,252,950.32/x
  3. Step 3: Cross multiply
    18,859,323.28x = 26,032,238.04 × 12,252,950.32
  4. Step 4: Simplify right side
    18,859,323.28x = 318,971,719,422,534.19
  5. Step 5: Solve for x
    x = 318,971,719,422,534.19/18,859,323.28
  6. Step 6: Final answer
    x = 16,913,211.29

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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.