Home / 91,659,323.48-126,493,192.49-52,508,666.84

Finding the Fourth Proportional to 91,659,323.48, 126,493,192.49 and 52,508,666.84

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Solution

The fourth proportional to 91,659,323.48, 126,493,192.49 and 52,508,666.84 is: 72,463,865.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,659,323.48 : 126,493,192.49 = 52,508,666.84 : x
  2. Step 2: Convert to fraction form
    91,659,323.48/126,493,192.49 = 52,508,666.84/x
  3. Step 3: Cross multiply
    91,659,323.48x = 126,493,192.49 × 52,508,666.84
  4. Step 4: Simplify right side
    91,659,323.48x = 6,641,988,901,090,391
  5. Step 5: Solve for x
    x = 6,641,988,901,090,391/91,659,323.48
  6. Step 6: Final answer
    x = 72,463,865.64

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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.