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Finding the Fourth Proportional to 9,889,809.60, 14,834,714.40 and 6,063,434.40

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Solution

The fourth proportional to 9,889,809.60, 14,834,714.40 and 6,063,434.40 is: 9,095,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,889,809.60 : 14,834,714.40 = 6,063,434.40 : x
  2. Step 2: Convert to fraction form
    9,889,809.60/14,834,714.40 = 6,063,434.40/x
  3. Step 3: Cross multiply
    9,889,809.60x = 14,834,714.40 × 6,063,434.40
  4. Step 4: Simplify right side
    9,889,809.60x = 89,949,317,607,135.38
  5. Step 5: Solve for x
    x = 89,949,317,607,135.38/9,889,809.60
  6. Step 6: Final answer
    x = 9,095,151.60

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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.