Home / 25,498,328.78-35,186,667.16-13,895,643.14

Finding the Fourth Proportional to 25,498,328.78, 35,186,667.16 and 13,895,643.14

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Solution

The fourth proportional to 25,498,328.78, 35,186,667.16 and 13,895,643.14 is: 19,175,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498,328.78 : 35,186,667.16 = 13,895,643.14 : x
  2. Step 2: Convert to fraction form
    25,498,328.78/35,186,667.16 = 13,895,643.14/x
  3. Step 3: Cross multiply
    25,498,328.78x = 35,186,667.16 × 13,895,643.14
  4. Step 4: Simplify right side
    25,498,328.78x = 488,941,369,930,644.81
  5. Step 5: Solve for x
    x = 488,941,369,930,644.81/25,498,328.78
  6. Step 6: Final answer
    x = 19,175,428.09

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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.