Home / 10,088,555.86-13,922,543.01-5,505,128.74

Finding the Fourth Proportional to 10,088,555.86, 13,922,543.01 and 5,505,128.74

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Solution

The fourth proportional to 10,088,555.86, 13,922,543.01 and 5,505,128.74 is: 7,597,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088,555.86 : 13,922,543.01 = 5,505,128.74 : x
  2. Step 2: Convert to fraction form
    10,088,555.86/13,922,543.01 = 5,505,128.74/x
  3. Step 3: Cross multiply
    10,088,555.86x = 13,922,543.01 × 5,505,128.74
  4. Step 4: Simplify right side
    10,088,555.86x = 76,645,391,658,237.11
  5. Step 5: Solve for x
    x = 76,645,391,658,237.11/10,088,555.86
  6. Step 6: Final answer
    x = 7,597,260.97

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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.