Home / 31,104,022.80-46,656,034.20-28,127,953.20

Finding the Fourth Proportional to 31,104,022.80, 46,656,034.20 and 28,127,953.20

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Solution

The fourth proportional to 31,104,022.80, 46,656,034.20 and 28,127,953.20 is: 42,191,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,022.80 : 46,656,034.20 = 28,127,953.20 : x
  2. Step 2: Convert to fraction form
    31,104,022.80/46,656,034.20 = 28,127,953.20/x
  3. Step 3: Cross multiply
    31,104,022.80x = 46,656,034.20 × 28,127,953.20
  4. Step 4: Simplify right side
    31,104,022.80x = 1,312,338,746,475,199.50
  5. Step 5: Solve for x
    x = 1,312,338,746,475,199.50/31,104,022.80
  6. Step 6: Final answer
    x = 42,191,929.80

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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.