Home / 31,104,010.40-46,656,015.60-28,080,701.60

Finding the Fourth Proportional to 31,104,010.40, 46,656,015.60 and 28,080,701.60

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Solution

The fourth proportional to 31,104,010.40, 46,656,015.60 and 28,080,701.60 is: 42,121,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,010.40 : 46,656,015.60 = 28,080,701.60 : x
  2. Step 2: Convert to fraction form
    31,104,010.40/46,656,015.60 = 28,080,701.60/x
  3. Step 3: Cross multiply
    31,104,010.40x = 46,656,015.60 × 28,080,701.60
  4. Step 4: Simplify right side
    31,104,010.40x = 1,310,133,651,908,545
  5. Step 5: Solve for x
    x = 1,310,133,651,908,545/31,104,010.40
  6. Step 6: Final answer
    x = 42,121,052.40

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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.