Home / 13,000,578.40-19,500,867.60-6,282,114.40

Finding the Fourth Proportional to 13,000,578.40, 19,500,867.60 and 6,282,114.40

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Solution

The fourth proportional to 13,000,578.40, 19,500,867.60 and 6,282,114.40 is: 9,423,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,578.40 : 19,500,867.60 = 6,282,114.40 : x
  2. Step 2: Convert to fraction form
    13,000,578.40/19,500,867.60 = 6,282,114.40/x
  3. Step 3: Cross multiply
    13,000,578.40x = 19,500,867.60 × 6,282,114.40
  4. Step 4: Simplify right side
    13,000,578.40x = 122,506,681,162,453.45
  5. Step 5: Solve for x
    x = 122,506,681,162,453.45/13,000,578.40
  6. Step 6: Final answer
    x = 9,423,171.60

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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.