Home / 19,606,039.35-29,382,154.53-12,404,681.70

Finding the Fourth Proportional to 19,606,039.35, 29,382,154.53 and 12,404,681.70

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Solution

The fourth proportional to 19,606,039.35, 29,382,154.53 and 12,404,681.70 is: 18,590,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606,039.35 : 29,382,154.53 = 12,404,681.70 : x
  2. Step 2: Convert to fraction form
    19,606,039.35/29,382,154.53 = 12,404,681.70/x
  3. Step 3: Cross multiply
    19,606,039.35x = 29,382,154.53 × 12,404,681.70
  4. Step 4: Simplify right side
    19,606,039.35x = 364,476,274,604,863.12
  5. Step 5: Solve for x
    x = 364,476,274,604,863.12/19,606,039.35
  6. Step 6: Final answer
    x = 18,590,000.16

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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.