Home / 6,898,432.80-10,347,649.20-6,832,077.60

Finding the Fourth Proportional to 6,898,432.80, 10,347,649.20 and 6,832,077.60

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Solution

The fourth proportional to 6,898,432.80, 10,347,649.20 and 6,832,077.60 is: 10,248,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,432.80 : 10,347,649.20 = 6,832,077.60 : x
  2. Step 2: Convert to fraction form
    6,898,432.80/10,347,649.20 = 6,832,077.60/x
  3. Step 3: Cross multiply
    6,898,432.80x = 10,347,649.20 × 6,832,077.60
  4. Step 4: Simplify right side
    6,898,432.80x = 70,695,942,311,977.91
  5. Step 5: Solve for x
    x = 70,695,942,311,977.91/6,898,432.80
  6. Step 6: Final answer
    x = 10,248,116.40

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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.