Home / 12,294,680.40-18,442,020.60-6,322,712.40

Finding the Fourth Proportional to 12,294,680.40, 18,442,020.60 and 6,322,712.40

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Solution

The fourth proportional to 12,294,680.40, 18,442,020.60 and 6,322,712.40 is: 9,484,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,680.40 : 18,442,020.60 = 6,322,712.40 : x
  2. Step 2: Convert to fraction form
    12,294,680.40/18,442,020.60 = 6,322,712.40/x
  3. Step 3: Cross multiply
    12,294,680.40x = 18,442,020.60 × 6,322,712.40
  4. Step 4: Simplify right side
    12,294,680.40x = 116,603,592,328,675.45
  5. Step 5: Solve for x
    x = 116,603,592,328,675.45/12,294,680.40
  6. Step 6: Final answer
    x = 9,484,068.60

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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.