Home / 25,210,361.60-34,791,782.01-15,422,681.85

Finding the Fourth Proportional to 25,210,361.60, 34,791,782.01 and 15,422,681.85

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Solution

The fourth proportional to 25,210,361.60, 34,791,782.01 and 15,422,681.85 is: 21,284,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210,361.60 : 34,791,782.01 = 15,422,681.85 : x
  2. Step 2: Convert to fraction form
    25,210,361.60/34,791,782.01 = 15,422,681.85/x
  3. Step 3: Cross multiply
    25,210,361.60x = 34,791,782.01 × 15,422,681.85
  4. Step 4: Simplify right side
    25,210,361.60x = 536,582,584,746,479.31
  5. Step 5: Solve for x
    x = 536,582,584,746,479.31/25,210,361.60
  6. Step 6: Final answer
    x = 21,284,208.19

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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.