Home / 31,103,999.10-46,655,998.65-28,317,080.70

Finding the Fourth Proportional to 31,103,999.10, 46,655,998.65 and 28,317,080.70

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Solution

The fourth proportional to 31,103,999.10, 46,655,998.65 and 28,317,080.70 is: 42,475,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103,999.10 : 46,655,998.65 = 28,317,080.70 : x
  2. Step 2: Convert to fraction form
    31,103,999.10/46,655,998.65 = 28,317,080.70/x
  3. Step 3: Cross multiply
    31,103,999.10x = 46,655,998.65 × 28,317,080.70
  4. Step 4: Simplify right side
    31,103,999.10x = 1,321,161,678,911,141
  5. Step 5: Solve for x
    x = 1,321,161,678,911,141/31,103,999.10
  6. Step 6: Final answer
    x = 42,475,621.05

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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.