Home / 30,600,510.21-45,904,128.21-15,251,663.88

Finding the Fourth Proportional to 30,600,510.21, 45,904,128.21 and 15,251,663.88

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Solution

The fourth proportional to 30,600,510.21, 45,904,128.21 and 15,251,663.88 is: 22,879,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600,510.21 : 45,904,128.21 = 15,251,663.88 : x
  2. Step 2: Convert to fraction form
    30,600,510.21/45,904,128.21 = 15,251,663.88/x
  3. Step 3: Cross multiply
    30,600,510.21x = 45,904,128.21 × 15,251,663.88
  4. Step 4: Simplify right side
    30,600,510.21x = 700,114,334,163,346.12
  5. Step 5: Solve for x
    x = 700,114,334,163,346.12/30,600,510.21
  6. Step 6: Final answer
    x = 22,879,171.93

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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.