Home / 19,492,391-26,899,712.46-10,790,709.08

Finding the Fourth Proportional to 19,492,391, 26,899,712.46 and 10,790,709.08

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Solution

The fourth proportional to 19,492,391, 26,899,712.46 and 10,790,709.08 is: 14,891,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492,391 : 26,899,712.46 = 10,790,709.08 : x
  2. Step 2: Convert to fraction form
    19,492,391/26,899,712.46 = 10,790,709.08/x
  3. Step 3: Cross multiply
    19,492,391x = 26,899,712.46 × 10,790,709.08
  4. Step 4: Simplify right side
    19,492,391x = 290,266,971,491,511.12
  5. Step 5: Solve for x
    x = 290,266,971,491,511.12/19,492,391
  6. Step 6: Final answer
    x = 14,891,296.38

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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.