Home / 19,359,920.40-29,039,880.60-8,008,515.60

Finding the Fourth Proportional to 19,359,920.40, 29,039,880.60 and 8,008,515.60

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Solution

The fourth proportional to 19,359,920.40, 29,039,880.60 and 8,008,515.60 is: 12,012,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359,920.40 : 29,039,880.60 = 8,008,515.60 : x
  2. Step 2: Convert to fraction form
    19,359,920.40/29,039,880.60 = 8,008,515.60/x
  3. Step 3: Cross multiply
    19,359,920.40x = 29,039,880.60 × 8,008,515.60
  4. Step 4: Simplify right side
    19,359,920.40x = 232,566,336,807,237.38
  5. Step 5: Solve for x
    x = 232,566,336,807,237.38/19,359,920.40
  6. Step 6: Final answer
    x = 12,012,773.40

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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.