Home / 10,297,330.40-15,445,995.60-2,620,960.40

Finding the Fourth Proportional to 10,297,330.40, 15,445,995.60 and 2,620,960.40

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Solution

The fourth proportional to 10,297,330.40, 15,445,995.60 and 2,620,960.40 is: 3,931,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297,330.40 : 15,445,995.60 = 2,620,960.40 : x
  2. Step 2: Convert to fraction form
    10,297,330.40/15,445,995.60 = 2,620,960.40/x
  3. Step 3: Cross multiply
    10,297,330.40x = 15,445,995.60 × 2,620,960.40
  4. Step 4: Simplify right side
    10,297,330.40x = 40,483,342,806,174.23
  5. Step 5: Solve for x
    x = 40,483,342,806,174.23/10,297,330.40
  6. Step 6: Final answer
    x = 3,931,440.60

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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.