Home / 30,609,037.02-42,237,345.33-18,846,437.34

Finding the Fourth Proportional to 30,609,037.02, 42,237,345.33 and 18,846,437.34

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Solution

The fourth proportional to 30,609,037.02, 42,237,345.33 and 18,846,437.34 is: 26,006,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,609,037.02 : 42,237,345.33 = 18,846,437.34 : x
  2. Step 2: Convert to fraction form
    30,609,037.02/42,237,345.33 = 18,846,437.34/x
  3. Step 3: Cross multiply
    30,609,037.02x = 42,237,345.33 × 18,846,437.34
  4. Step 4: Simplify right side
    30,609,037.02x = 796,023,482,169,786.62
  5. Step 5: Solve for x
    x = 796,023,482,169,786.62/30,609,037.02
  6. Step 6: Final answer
    x = 26,006,158.95

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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.