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Finding the Fourth Proportional to 9,774,818.10, 14,662,227.15 and 9,144,962.10

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Solution

The fourth proportional to 9,774,818.10, 14,662,227.15 and 9,144,962.10 is: 13,717,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774,818.10 : 14,662,227.15 = 9,144,962.10 : x
  2. Step 2: Convert to fraction form
    9,774,818.10/14,662,227.15 = 9,144,962.10/x
  3. Step 3: Cross multiply
    9,774,818.10x = 14,662,227.15 × 9,144,962.10
  4. Step 4: Simplify right side
    9,774,818.10x = 134,085,511,588,341.02
  5. Step 5: Solve for x
    x = 134,085,511,588,341.02/9,774,818.10
  6. Step 6: Final answer
    x = 13,717,443.15

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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.