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Finding the Fourth Proportional to 9,834,271.60, 14,751,407.40 and 9,078,444.40

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Solution

The fourth proportional to 9,834,271.60, 14,751,407.40 and 9,078,444.40 is: 13,617,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834,271.60 : 14,751,407.40 = 9,078,444.40 : x
  2. Step 2: Convert to fraction form
    9,834,271.60/14,751,407.40 = 9,078,444.40/x
  3. Step 3: Cross multiply
    9,834,271.60x = 14,751,407.40 × 9,078,444.40
  4. Step 4: Simplify right side
    9,834,271.60x = 133,919,831,902,648.56
  5. Step 5: Solve for x
    x = 133,919,831,902,648.56/9,834,271.60
  6. Step 6: Final answer
    x = 13,617,666.60

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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.