Home / 8,448,000.20-12,672,000.30-3,402,931.40

Finding the Fourth Proportional to 8,448,000.20, 12,672,000.30 and 3,402,931.40

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Solution

The fourth proportional to 8,448,000.20, 12,672,000.30 and 3,402,931.40 is: 5,104,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,000.20 : 12,672,000.30 = 3,402,931.40 : x
  2. Step 2: Convert to fraction form
    8,448,000.20/12,672,000.30 = 3,402,931.40/x
  3. Step 3: Cross multiply
    8,448,000.20x = 12,672,000.30 × 3,402,931.40
  4. Step 4: Simplify right side
    8,448,000.20x = 43,121,947,721,679.42
  5. Step 5: Solve for x
    x = 43,121,947,721,679.42/8,448,000.20
  6. Step 6: Final answer
    x = 5,104,397.10

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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.