Home / 56,368,596.11-77,761,020.06-48,915,797.81

Finding the Fourth Proportional to 56,368,596.11, 77,761,020.06 and 48,915,797.81

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Solution

The fourth proportional to 56,368,596.11, 77,761,020.06 and 48,915,797.81 is: 67,479,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,368,596.11 : 77,761,020.06 = 48,915,797.81 : x
  2. Step 2: Convert to fraction form
    56,368,596.11/77,761,020.06 = 48,915,797.81/x
  3. Step 3: Cross multiply
    56,368,596.11x = 77,761,020.06 × 48,915,797.81
  4. Step 4: Simplify right side
    56,368,596.11x = 3,803,742,334,365,509
  5. Step 5: Solve for x
    x = 3,803,742,334,365,509/56,368,596.11
  6. Step 6: Final answer
    x = 67,479,813.18

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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.