Home / 18,570,158.20-27,831,617.70-8,964,854.20

Finding the Fourth Proportional to 18,570,158.20, 27,831,617.70 and 8,964,854.20

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Solution

The fourth proportional to 18,570,158.20, 27,831,617.70 and 8,964,854.20 is: 13,435,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570,158.20 : 27,831,617.70 = 8,964,854.20 : x
  2. Step 2: Convert to fraction form
    18,570,158.20/27,831,617.70 = 8,964,854.20/x
  3. Step 3: Cross multiply
    18,570,158.20x = 27,831,617.70 × 8,964,854.20
  4. Step 4: Simplify right side
    18,570,158.20x = 249,506,394,830,639.31
  5. Step 5: Solve for x
    x = 249,506,394,830,639.31/18,570,158.20
  6. Step 6: Final answer
    x = 13,435,878.80

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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.