Home / 60,512,543.40-90,296,852.28-53,990,786.39

Finding the Fourth Proportional to 60,512,543.40, 90,296,852.28 and 53,990,786.39

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Solution

The fourth proportional to 60,512,543.40, 90,296,852.28 and 53,990,786.39 is: 80,565,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,512,543.40 : 90,296,852.28 = 53,990,786.39 : x
  2. Step 2: Convert to fraction form
    60,512,543.40/90,296,852.28 = 53,990,786.39/x
  3. Step 3: Cross multiply
    60,512,543.40x = 90,296,852.28 × 53,990,786.39
  4. Step 4: Simplify right side
    60,512,543.40x = 4,875,198,063,364,607
  5. Step 5: Solve for x
    x = 4,875,198,063,364,607/60,512,543.40
  6. Step 6: Final answer
    x = 80,565,082.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.