Home / 31,006,607.70-46,509,911.55-20,236,070.10

Finding the Fourth Proportional to 31,006,607.70, 46,509,911.55 and 20,236,070.10

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Solution

The fourth proportional to 31,006,607.70, 46,509,911.55 and 20,236,070.10 is: 30,354,105.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006,607.70 : 46,509,911.55 = 20,236,070.10 : x
  2. Step 2: Convert to fraction form
    31,006,607.70/46,509,911.55 = 20,236,070.10/x
  3. Step 3: Cross multiply
    31,006,607.70x = 46,509,911.55 × 20,236,070.10
  4. Step 4: Simplify right side
    31,006,607.70x = 941,177,830,470,599.62
  5. Step 5: Solve for x
    x = 941,177,830,470,599.62/31,006,607.70
  6. Step 6: Final answer
    x = 30,354,105.15

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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.