Home / 39,633,145.80-59,449,718.70-12,709,523.40

Finding the Fourth Proportional to 39,633,145.80, 59,449,718.70 and 12,709,523.40

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Solution

The fourth proportional to 39,633,145.80, 59,449,718.70 and 12,709,523.40 is: 19,064,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,633,145.80 : 59,449,718.70 = 12,709,523.40 : x
  2. Step 2: Convert to fraction form
    39,633,145.80/59,449,718.70 = 12,709,523.40/x
  3. Step 3: Cross multiply
    39,633,145.80x = 59,449,718.70 × 12,709,523.40
  4. Step 4: Simplify right side
    39,633,145.80x = 755,577,590,941,067.62
  5. Step 5: Solve for x
    x = 755,577,590,941,067.62/39,633,145.80
  6. Step 6: Final answer
    x = 19,064,285.10

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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.