Home / 12,505,551.40-18,748,710.22-6,352,477.02

Finding the Fourth Proportional to 12,505,551.40, 18,748,710.22 and 6,352,477.02

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Solution

The fourth proportional to 12,505,551.40, 18,748,710.22 and 6,352,477.02 is: 9,523,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,551.40 : 18,748,710.22 = 6,352,477.02 : x
  2. Step 2: Convert to fraction form
    12,505,551.40/18,748,710.22 = 6,352,477.02/x
  3. Step 3: Cross multiply
    12,505,551.40x = 18,748,710.22 × 6,352,477.02
  4. Step 4: Simplify right side
    12,505,551.40x = 119,100,750,827,189.12
  5. Step 5: Solve for x
    x = 119,100,750,827,189.12/12,505,551.40
  6. Step 6: Final answer
    x = 9,523,830.42

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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.