Home / 9,663,426.40-14,495,139.60-6,478,376.80

Finding the Fourth Proportional to 9,663,426.40, 14,495,139.60 and 6,478,376.80

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Solution

The fourth proportional to 9,663,426.40, 14,495,139.60 and 6,478,376.80 is: 9,717,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,426.40 : 14,495,139.60 = 6,478,376.80 : x
  2. Step 2: Convert to fraction form
    9,663,426.40/14,495,139.60 = 6,478,376.80/x
  3. Step 3: Cross multiply
    9,663,426.40x = 14,495,139.60 × 6,478,376.80
  4. Step 4: Simplify right side
    9,663,426.40x = 93,904,976,097,401.28
  5. Step 5: Solve for x
    x = 93,904,976,097,401.28/9,663,426.40
  6. Step 6: Final answer
    x = 9,717,565.20

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Double scale
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Similar ratio
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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.