Home / 12,452,451.40-18,683,342.70-4,884,848.20

Finding the Fourth Proportional to 12,452,451.40, 18,683,342.70 and 4,884,848.20

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Solution

The fourth proportional to 12,452,451.40, 18,683,342.70 and 4,884,848.20 is: 7,329,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,451.40 : 18,683,342.70 = 4,884,848.20 : x
  2. Step 2: Convert to fraction form
    12,452,451.40/18,683,342.70 = 4,884,848.20/x
  3. Step 3: Cross multiply
    12,452,451.40x = 18,683,342.70 × 4,884,848.20
  4. Step 4: Simplify right side
    12,452,451.40x = 91,265,292,958,078.14
  5. Step 5: Solve for x
    x = 91,265,292,958,078.14/12,452,451.40
  6. Step 6: Final answer
    x = 7,329,102.52

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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.