Home / 65,798,562.67-90,808,109.57-36,429,895.70

Finding the Fourth Proportional to 65,798,562.67, 90,808,109.57 and 36,429,895.70

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Solution

The fourth proportional to 65,798,562.67, 90,808,109.57 and 36,429,895.70 is: 50,276,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,798,562.67 : 90,808,109.57 = 36,429,895.70 : x
  2. Step 2: Convert to fraction form
    65,798,562.67/90,808,109.57 = 36,429,895.70/x
  3. Step 3: Cross multiply
    65,798,562.67x = 90,808,109.57 × 36,429,895.70
  4. Step 4: Simplify right side
    65,798,562.67x = 3,308,129,960,326,836.50
  5. Step 5: Solve for x
    x = 3,308,129,960,326,836.50/65,798,562.67
  6. Step 6: Final answer
    x = 50,276,629.55

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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.