Home / 75,184,378.02-112,776,665.49-20,597,443.65

Finding the Fourth Proportional to 75,184,378.02, 112,776,665.49 and 20,597,443.65

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Solution

The fourth proportional to 75,184,378.02, 112,776,665.49 and 20,597,443.65 is: 30,896,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,184,378.02 : 112,776,665.49 = 20,597,443.65 : x
  2. Step 2: Convert to fraction form
    75,184,378.02/112,776,665.49 = 20,597,443.65/x
  3. Step 3: Cross multiply
    75,184,378.02x = 112,776,665.49 × 20,597,443.65
  4. Step 4: Simplify right side
    75,184,378.02x = 2,322,911,012,465,174.50
  5. Step 5: Solve for x
    x = 2,322,911,012,465,174.50/75,184,378.02
  6. Step 6: Final answer
    x = 30,896,192.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.