Home / 8,807,693.20-13,211,539.80-7,464,000.40

Finding the Fourth Proportional to 8,807,693.20, 13,211,539.80 and 7,464,000.40

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Solution

The fourth proportional to 8,807,693.20, 13,211,539.80 and 7,464,000.40 is: 11,196,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807,693.20 : 13,211,539.80 = 7,464,000.40 : x
  2. Step 2: Convert to fraction form
    8,807,693.20/13,211,539.80 = 7,464,000.40/x
  3. Step 3: Cross multiply
    8,807,693.20x = 13,211,539.80 × 7,464,000.40
  4. Step 4: Simplify right side
    8,807,693.20x = 98,610,938,351,815.94
  5. Step 5: Solve for x
    x = 98,610,938,351,815.94/8,807,693.20
  6. Step 6: Final answer
    x = 11,196,000.60

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Similar ratio
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1.5x scale

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.