Home / 5,742,643.40-7,924,490.76-3,164,179.88

Finding the Fourth Proportional to 5,742,643.40, 7,924,490.76 and 3,164,179.88

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Solution

The fourth proportional to 5,742,643.40, 7,924,490.76 and 3,164,179.88 is: 4,366,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742,643.40 : 7,924,490.76 = 3,164,179.88 : x
  2. Step 2: Convert to fraction form
    5,742,643.40/7,924,490.76 = 3,164,179.88/x
  3. Step 3: Cross multiply
    5,742,643.40x = 7,924,490.76 × 3,164,179.88
  4. Step 4: Simplify right side
    5,742,643.40x = 25,074,514,222,037.91
  5. Step 5: Solve for x
    x = 25,074,514,222,037.91/5,742,643.40
  6. Step 6: Final answer
    x = 4,366,371.46

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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.