Home / 33,220,598.40-49,795,468.20-12,742,405.20

Finding the Fourth Proportional to 33,220,598.40, 49,795,468.20 and 12,742,405.20

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Solution

The fourth proportional to 33,220,598.40, 49,795,468.20 and 12,742,405.20 is: 19,100,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,598.40 : 49,795,468.20 = 12,742,405.20 : x
  2. Step 2: Convert to fraction form
    33,220,598.40/49,795,468.20 = 12,742,405.20/x
  3. Step 3: Cross multiply
    33,220,598.40x = 49,795,468.20 × 12,742,405.20
  4. Step 4: Simplify right side
    33,220,598.40x = 634,514,032,928,114.62
  5. Step 5: Solve for x
    x = 634,514,032,928,114.62/33,220,598.40
  6. Step 6: Final answer
    x = 19,100,018.17

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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.