Home / 28,871,209.59-39,828,913.89-25,566,871.29

Finding the Fourth Proportional to 28,871,209.59, 39,828,913.89 and 25,566,871.29

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Solution

The fourth proportional to 28,871,209.59, 39,828,913.89 and 25,566,871.29 is: 35,270,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871,209.59 : 39,828,913.89 = 25,566,871.29 : x
  2. Step 2: Convert to fraction form
    28,871,209.59/39,828,913.89 = 25,566,871.29/x
  3. Step 3: Cross multiply
    28,871,209.59x = 39,828,913.89 × 25,566,871.29
  4. Step 4: Simplify right side
    28,871,209.59x = 1,018,300,714,800,888.88
  5. Step 5: Solve for x
    x = 1,018,300,714,800,888.88/28,871,209.59
  6. Step 6: Final answer
    x = 35,270,455.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.