Home / 9,038,727.54-12,473,401.41-4,908,729.78

Finding the Fourth Proportional to 9,038,727.54, 12,473,401.41 and 4,908,729.78

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Solution

The fourth proportional to 9,038,727.54, 12,473,401.41 and 4,908,729.78 is: 6,774,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038,727.54 : 12,473,401.41 = 4,908,729.78 : x
  2. Step 2: Convert to fraction form
    9,038,727.54/12,473,401.41 = 4,908,729.78/x
  3. Step 3: Cross multiply
    9,038,727.54x = 12,473,401.41 × 4,908,729.78
  4. Step 4: Simplify right side
    9,038,727.54x = 61,228,556,959,160.99
  5. Step 5: Solve for x
    x = 61,228,556,959,160.99/9,038,727.54
  6. Step 6: Final answer
    x = 6,774,023.96

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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.