Home / 10,090,519.75-13,929,221.46-6,784,730.10

Finding the Fourth Proportional to 10,090,519.75, 13,929,221.46 and 6,784,730.10

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Solution

The fourth proportional to 10,090,519.75, 13,929,221.46 and 6,784,730.10 is: 9,365,821.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,519.75 : 13,929,221.46 = 6,784,730.10 : x
  2. Step 2: Convert to fraction form
    10,090,519.75/13,929,221.46 = 6,784,730.10/x
  3. Step 3: Cross multiply
    10,090,519.75x = 13,929,221.46 × 6,784,730.10
  4. Step 4: Simplify right side
    10,090,519.75x = 94,506,008,134,670.67
  5. Step 5: Solve for x
    x = 94,506,008,134,670.67/10,090,519.75
  6. Step 6: Final answer
    x = 9,365,821.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.