Home / 18,951,210.78-26,152,670.90-10,249,383.35

Finding the Fourth Proportional to 18,951,210.78, 26,152,670.90 and 10,249,383.35

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Solution

The fourth proportional to 18,951,210.78, 26,152,670.90 and 10,249,383.35 is: 14,144,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951,210.78 : 26,152,670.90 = 10,249,383.35 : x
  2. Step 2: Convert to fraction form
    18,951,210.78/26,152,670.90 = 10,249,383.35/x
  3. Step 3: Cross multiply
    18,951,210.78x = 26,152,670.90 × 10,249,383.35
  4. Step 4: Simplify right side
    18,951,210.78x = 268,048,749,680,489.50
  5. Step 5: Solve for x
    x = 268,048,749,680,489.50/18,951,210.78
  6. Step 6: Final answer
    x = 14,144,149.04

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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.