Home / 18,105,626.70-24,985,266.54-9,956,864.70

Finding the Fourth Proportional to 18,105,626.70, 24,985,266.54 and 9,956,864.70

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Solution

The fourth proportional to 18,105,626.70, 24,985,266.54 and 9,956,864.70 is: 13,740,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105,626.70 : 24,985,266.54 = 9,956,864.70 : x
  2. Step 2: Convert to fraction form
    18,105,626.70/24,985,266.54 = 9,956,864.70/x
  3. Step 3: Cross multiply
    18,105,626.70x = 24,985,266.54 × 9,956,864.70
  4. Step 4: Simplify right side
    18,105,626.70x = 248,774,918,432,217.12
  5. Step 5: Solve for x
    x = 248,774,918,432,217.12/18,105,626.70
  6. Step 6: Final answer
    x = 13,740,199.25

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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.