Home / 31,104,230.40-46,656,345.60-21,516,940.80

Finding the Fourth Proportional to 31,104,230.40, 46,656,345.60 and 21,516,940.80

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Solution

The fourth proportional to 31,104,230.40, 46,656,345.60 and 21,516,940.80 is: 32,275,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,230.40 : 46,656,345.60 = 21,516,940.80 : x
  2. Step 2: Convert to fraction form
    31,104,230.40/46,656,345.60 = 21,516,940.80/x
  3. Step 3: Cross multiply
    31,104,230.40x = 46,656,345.60 × 21,516,940.80
  4. Step 4: Simplify right side
    31,104,230.40x = 1,003,901,826,219,540.50
  5. Step 5: Solve for x
    x = 1,003,901,826,219,540.50/31,104,230.40
  6. Step 6: Final answer
    x = 32,275,411.20

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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.