Home / 9,712,705.60-14,573,140.80-5,219,732.80

Finding the Fourth Proportional to 9,712,705.60, 14,573,140.80 and 5,219,732.80

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Solution

The fourth proportional to 9,712,705.60, 14,573,140.80 and 5,219,732.80 is: 7,831,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,705.60 : 14,573,140.80 = 5,219,732.80 : x
  2. Step 2: Convert to fraction form
    9,712,705.60/14,573,140.80 = 5,219,732.80/x
  3. Step 3: Cross multiply
    9,712,705.60x = 14,573,140.80 × 5,219,732.80
  4. Step 4: Simplify right side
    9,712,705.60x = 76,067,901,032,778.23
  5. Step 5: Solve for x
    x = 76,067,901,032,778.23/9,712,705.60
  6. Step 6: Final answer
    x = 7,831,793.13

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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.