Home / 9,780,618.60-14,670,927.90-6,143,200.20

Finding the Fourth Proportional to 9,780,618.60, 14,670,927.90 and 6,143,200.20

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Solution

The fourth proportional to 9,780,618.60, 14,670,927.90 and 6,143,200.20 is: 9,214,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,618.60 : 14,670,927.90 = 6,143,200.20 : x
  2. Step 2: Convert to fraction form
    9,780,618.60/14,670,927.90 = 6,143,200.20/x
  3. Step 3: Cross multiply
    9,780,618.60x = 14,670,927.90 × 6,143,200.20
  4. Step 4: Simplify right side
    9,780,618.60x = 90,126,447,209,465.58
  5. Step 5: Solve for x
    x = 90,126,447,209,465.58/9,780,618.60
  6. Step 6: Final answer
    x = 9,214,800.30

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Double scale
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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.