Home / 60,123,816.07-90,184,146.34-19,185,753.32

Finding the Fourth Proportional to 60,123,816.07, 90,184,146.34 and 19,185,753.32

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Solution

The fourth proportional to 60,123,816.07, 90,184,146.34 and 19,185,753.32 is: 28,778,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,123,816.07 : 90,184,146.34 = 19,185,753.32 : x
  2. Step 2: Convert to fraction form
    60,123,816.07/90,184,146.34 = 19,185,753.32/x
  3. Step 3: Cross multiply
    60,123,816.07x = 90,184,146.34 × 19,185,753.32
  4. Step 4: Simplify right side
    60,123,816.07x = 1,730,250,785,054,021
  5. Step 5: Solve for x
    x = 1,730,250,785,054,021/60,123,816.07
  6. Step 6: Final answer
    x = 28,778,126.51

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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.