Home / 22,177,408.72-30,634,778.88-16,712,095.68

Finding the Fourth Proportional to 22,177,408.72, 30,634,778.88 and 16,712,095.68

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Solution

The fourth proportional to 22,177,408.72, 30,634,778.88 and 16,712,095.68 is: 23,085,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177,408.72 : 30,634,778.88 = 16,712,095.68 : x
  2. Step 2: Convert to fraction form
    22,177,408.72/30,634,778.88 = 16,712,095.68/x
  3. Step 3: Cross multiply
    22,177,408.72x = 30,634,778.88 × 16,712,095.68
  4. Step 4: Simplify right side
    22,177,408.72x = 511,971,355,778,203.19
  5. Step 5: Solve for x
    x = 511,971,355,778,203.19/22,177,408.72
  6. Step 6: Final answer
    x = 23,085,264.93

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1.5x scale

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.