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Finding the Fourth Proportional to 9,787,353.60, 14,681,030.42 and 9,787,353.60

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Solution

The fourth proportional to 9,787,353.60, 14,681,030.42 and 9,787,353.60 is: 14,681,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,353.60 : 14,681,030.42 = 9,787,353.60 : x
  2. Step 2: Convert to fraction form
    9,787,353.60/14,681,030.42 = 9,787,353.60/x
  3. Step 3: Cross multiply
    9,787,353.60x = 14,681,030.42 × 9,787,353.60
  4. Step 4: Simplify right side
    9,787,353.60x = 143,688,435,932,896.50
  5. Step 5: Solve for x
    x = 143,688,435,932,896.50/9,787,353.60
  6. Step 6: Final answer
    x = 14,681,030.42

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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.