Home / 19,362,715.60-29,044,073.40-13,987,944.40

Finding the Fourth Proportional to 19,362,715.60, 29,044,073.40 and 13,987,944.40

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Solution

The fourth proportional to 19,362,715.60, 29,044,073.40 and 13,987,944.40 is: 20,981,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362,715.60 : 29,044,073.40 = 13,987,944.40 : x
  2. Step 2: Convert to fraction form
    19,362,715.60/29,044,073.40 = 13,987,944.40/x
  3. Step 3: Cross multiply
    19,362,715.60x = 29,044,073.40 × 13,987,944.40
  4. Step 4: Simplify right side
    19,362,715.60x = 406,266,883,868,718.94
  5. Step 5: Solve for x
    x = 406,266,883,868,718.94/19,362,715.60
  6. Step 6: Final answer
    x = 20,981,916.60

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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.