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Finding the Fourth Proportional to 9,894,337.60, 14,810,013.60 and 7,059,985.60

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Solution

The fourth proportional to 9,894,337.60, 14,810,013.60 and 7,059,985.60 is: 10,567,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,337.60 : 14,810,013.60 = 7,059,985.60 : x
  2. Step 2: Convert to fraction form
    9,894,337.60/14,810,013.60 = 7,059,985.60/x
  3. Step 3: Cross multiply
    9,894,337.60x = 14,810,013.60 × 7,059,985.60
  4. Step 4: Simplify right side
    9,894,337.60x = 104,558,482,751,804.16
  5. Step 5: Solve for x
    x = 104,558,482,751,804.16/9,894,337.60
  6. Step 6: Final answer
    x = 10,567,507.09

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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.