Home / 72,908,219.72-100,565,935.48-46,761,322.52

Finding the Fourth Proportional to 72,908,219.72, 100,565,935.48 and 46,761,322.52

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Solution

The fourth proportional to 72,908,219.72, 100,565,935.48 and 46,761,322.52 is: 64,500,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,908,219.72 : 100,565,935.48 = 46,761,322.52 : x
  2. Step 2: Convert to fraction form
    72,908,219.72/100,565,935.48 = 46,761,322.52/x
  3. Step 3: Cross multiply
    72,908,219.72x = 100,565,935.48 × 46,761,322.52
  4. Step 4: Simplify right side
    72,908,219.72x = 4,702,596,143,505,792
  5. Step 5: Solve for x
    x = 4,702,596,143,505,792/72,908,219.72
  6. Step 6: Final answer
    x = 64,500,219.06

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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.