Home / 38,784,428.10-58,150,070.10-18,323,949.60

Finding the Fourth Proportional to 38,784,428.10, 58,150,070.10 and 18,323,949.60

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Solution

The fourth proportional to 38,784,428.10, 58,150,070.10 and 18,323,949.60 is: 27,473,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784,428.10 : 58,150,070.10 = 18,323,949.60 : x
  2. Step 2: Convert to fraction form
    38,784,428.10/58,150,070.10 = 18,323,949.60/x
  3. Step 3: Cross multiply
    38,784,428.10x = 58,150,070.10 × 18,323,949.60
  4. Step 4: Simplify right side
    38,784,428.10x = 1,065,538,953,748,867.12
  5. Step 5: Solve for x
    x = 1,065,538,953,748,867.12/38,784,428.10
  6. Step 6: Final answer
    x = 27,473,370.27

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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.