Home / 28,971,164.40-43,461,995.40-14,557,959.60

Finding the Fourth Proportional to 28,971,164.40, 43,461,995.40 and 14,557,959.60

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Solution

The fourth proportional to 28,971,164.40, 43,461,995.40 and 14,557,959.60 is: 21,839,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,971,164.40 : 43,461,995.40 = 14,557,959.60 : x
  2. Step 2: Convert to fraction form
    28,971,164.40/43,461,995.40 = 14,557,959.60/x
  3. Step 3: Cross multiply
    28,971,164.40x = 43,461,995.40 × 14,557,959.60
  4. Step 4: Simplify right side
    28,971,164.40x = 632,717,973,168,585.75
  5. Step 5: Solve for x
    x = 632,717,973,168,585.75/28,971,164.40
  6. Step 6: Final answer
    x = 21,839,576.91

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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.