Home / 9,663,640.40-14,495,460.60-6,478,590.80

Finding the Fourth Proportional to 9,663,640.40, 14,495,460.60 and 6,478,590.80

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Solution

The fourth proportional to 9,663,640.40, 14,495,460.60 and 6,478,590.80 is: 9,717,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,640.40 : 14,495,460.60 = 6,478,590.80 : x
  2. Step 2: Convert to fraction form
    9,663,640.40/14,495,460.60 = 6,478,590.80/x
  3. Step 3: Cross multiply
    9,663,640.40x = 14,495,460.60 × 6,478,590.80
  4. Step 4: Simplify right side
    9,663,640.40x = 93,910,157,684,922.47
  5. Step 5: Solve for x
    x = 93,910,157,684,922.47/9,663,640.40
  6. Step 6: Final answer
    x = 9,717,886.20

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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.