Home / 6,739,946.70-10,109,920.05-4,472,465.10

Finding the Fourth Proportional to 6,739,946.70, 10,109,920.05 and 4,472,465.10

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Solution

The fourth proportional to 6,739,946.70, 10,109,920.05 and 4,472,465.10 is: 6,708,697.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,946.70 : 10,109,920.05 = 4,472,465.10 : x
  2. Step 2: Convert to fraction form
    6,739,946.70/10,109,920.05 = 4,472,465.10/x
  3. Step 3: Cross multiply
    6,739,946.70x = 10,109,920.05 × 4,472,465.10
  4. Step 4: Simplify right side
    6,739,946.70x = 45,216,264,587,415.26
  5. Step 5: Solve for x
    x = 45,216,264,587,415.26/6,739,946.70
  6. Step 6: Final answer
    x = 6,708,697.65

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Double scale
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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.