Home / 25,687,381.16-35,459,889-17,982,667.64

Finding the Fourth Proportional to 25,687,381.16, 35,459,889 and 17,982,667.64

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Solution

The fourth proportional to 25,687,381.16, 35,459,889 and 17,982,667.64 is: 24,823,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687,381.16 : 35,459,889 = 17,982,667.64 : x
  2. Step 2: Convert to fraction form
    25,687,381.16/35,459,889 = 17,982,667.64/x
  3. Step 3: Cross multiply
    25,687,381.16x = 35,459,889 × 17,982,667.64
  4. Step 4: Simplify right side
    25,687,381.16x = 637,663,398,438,292
  5. Step 5: Solve for x
    x = 637,663,398,438,292/25,687,381.16
  6. Step 6: Final answer
    x = 24,823,994.10

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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.