Home / 67,708,485.44-93,437,417.76-36,768,399.68

Finding the Fourth Proportional to 67,708,485.44, 93,437,417.76 and 36,768,399.68

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Solution

The fourth proportional to 67,708,485.44, 93,437,417.76 and 36,768,399.68 is: 50,740,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,708,485.44 : 93,437,417.76 = 36,768,399.68 : x
  2. Step 2: Convert to fraction form
    67,708,485.44/93,437,417.76 = 36,768,399.68/x
  3. Step 3: Cross multiply
    67,708,485.44x = 93,437,417.76 × 36,768,399.68
  4. Step 4: Simplify right side
    67,708,485.44x = 3,435,544,321,266,810.50
  5. Step 5: Solve for x
    x = 3,435,544,321,266,810.50/67,708,485.44
  6. Step 6: Final answer
    x = 50,740,232.91

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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.