Home / 17,678,800.20-26,518,200.30-6,319,619.40

Finding the Fourth Proportional to 17,678,800.20, 26,518,200.30 and 6,319,619.40

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Solution

The fourth proportional to 17,678,800.20, 26,518,200.30 and 6,319,619.40 is: 9,479,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,678,800.20 : 26,518,200.30 = 6,319,619.40 : x
  2. Step 2: Convert to fraction form
    17,678,800.20/26,518,200.30 = 6,319,619.40/x
  3. Step 3: Cross multiply
    17,678,800.20x = 26,518,200.30 × 6,319,619.40
  4. Step 4: Simplify right side
    17,678,800.20x = 167,584,933,068,965.84
  5. Step 5: Solve for x
    x = 167,584,933,068,965.84/17,678,800.20
  6. Step 6: Final answer
    x = 9,479,429.10

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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.