Home / 35,879,268.81-53,839,790.89-15,128,405.31

Finding the Fourth Proportional to 35,879,268.81, 53,839,790.89 and 15,128,405.31

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Solution

The fourth proportional to 35,879,268.81, 53,839,790.89 and 15,128,405.31 is: 22,701,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879,268.81 : 53,839,790.89 = 15,128,405.31 : x
  2. Step 2: Convert to fraction form
    35,879,268.81/53,839,790.89 = 15,128,405.31/x
  3. Step 3: Cross multiply
    35,879,268.81x = 53,839,790.89 × 15,128,405.31
  4. Step 4: Simplify right side
    35,879,268.81x = 814,510,178,389,565.62
  5. Step 5: Solve for x
    x = 814,510,178,389,565.62/35,879,268.81
  6. Step 6: Final answer
    x = 22,701,415.20

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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.