Home / 8,224,124.79-12,342,392.15-5,624,217.39

Finding the Fourth Proportional to 8,224,124.79, 12,342,392.15 and 5,624,217.39

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Solution

The fourth proportional to 8,224,124.79, 12,342,392.15 and 5,624,217.39 is: 8,440,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224,124.79 : 12,342,392.15 = 5,624,217.39 : x
  2. Step 2: Convert to fraction form
    8,224,124.79/12,342,392.15 = 5,624,217.39/x
  3. Step 3: Cross multiply
    8,224,124.79x = 12,342,392.15 × 5,624,217.39
  4. Step 4: Simplify right side
    8,224,124.79x = 69,416,296,536,108.40
  5. Step 5: Solve for x
    x = 69,416,296,536,108.40/8,224,124.79
  6. Step 6: Final answer
    x = 8,440,569.46

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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.