Home / 49,136,830-67,808,634.72-27,111,700.48

Finding the Fourth Proportional to 49,136,830, 67,808,634.72 and 27,111,700.48

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Solution

The fourth proportional to 49,136,830, 67,808,634.72 and 27,111,700.48 is: 37,414,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,136,830 : 67,808,634.72 = 27,111,700.48 : x
  2. Step 2: Convert to fraction form
    49,136,830/67,808,634.72 = 27,111,700.48/x
  3. Step 3: Cross multiply
    49,136,830x = 67,808,634.72 × 27,111,700.48
  4. Step 4: Simplify right side
    49,136,830x = 1,838,407,394,486,368.75
  5. Step 5: Solve for x
    x = 1,838,407,394,486,368.75/49,136,830
  6. Step 6: Final answer
    x = 37,414,041.45

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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.