Home / 91,724,675.78-126,583,544.94-52,574,007.80

Finding the Fourth Proportional to 91,724,675.78, 126,583,544.94 and 52,574,007.80

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Solution

The fourth proportional to 91,724,675.78, 126,583,544.94 and 52,574,007.80 is: 72,554,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724,675.78 : 126,583,544.94 = 52,574,007.80 : x
  2. Step 2: Convert to fraction form
    91,724,675.78/126,583,544.94 = 52,574,007.80/x
  3. Step 3: Cross multiply
    91,724,675.78x = 126,583,544.94 × 52,574,007.80
  4. Step 4: Simplify right side
    91,724,675.78x = 6,655,004,279,027,210
  5. Step 5: Solve for x
    x = 6,655,004,279,027,210/91,724,675.78
  6. Step 6: Final answer
    x = 72,554,132.49

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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.