Home / 19,162,551.60-28,743,827.40-18,406,724.40

Finding the Fourth Proportional to 19,162,551.60, 28,743,827.40 and 18,406,724.40

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Solution

The fourth proportional to 19,162,551.60, 28,743,827.40 and 18,406,724.40 is: 27,610,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162,551.60 : 28,743,827.40 = 18,406,724.40 : x
  2. Step 2: Convert to fraction form
    19,162,551.60/28,743,827.40 = 18,406,724.40/x
  3. Step 3: Cross multiply
    19,162,551.60x = 28,743,827.40 × 18,406,724.40
  4. Step 4: Simplify right side
    19,162,551.60x = 529,079,709,152,968.50
  5. Step 5: Solve for x
    x = 529,079,709,152,968.50/19,162,551.60
  6. Step 6: Final answer
    x = 27,610,086.60

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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.