Home / 8,748,056.70-13,122,085.05-7,330,880.70

Finding the Fourth Proportional to 8,748,056.70, 13,122,085.05 and 7,330,880.70

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Solution

The fourth proportional to 8,748,056.70, 13,122,085.05 and 7,330,880.70 is: 10,996,321.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,056.70 : 13,122,085.05 = 7,330,880.70 : x
  2. Step 2: Convert to fraction form
    8,748,056.70/13,122,085.05 = 7,330,880.70/x
  3. Step 3: Cross multiply
    8,748,056.70x = 13,122,085.05 × 7,330,880.70
  4. Step 4: Simplify right side
    8,748,056.70x = 96,196,440,036,803.55
  5. Step 5: Solve for x
    x = 96,196,440,036,803.55/8,748,056.70
  6. Step 6: Final answer
    x = 10,996,321.05

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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.