Home / 9,780,558.60-14,656,841.10-7,201,648.20

Finding the Fourth Proportional to 9,780,558.60, 14,656,841.10 and 7,201,648.20

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Solution

The fourth proportional to 9,780,558.60, 14,656,841.10 and 7,201,648.20 is: 10,792,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,558.60 : 14,656,841.10 = 7,201,648.20 : x
  2. Step 2: Convert to fraction form
    9,780,558.60/14,656,841.10 = 7,201,648.20/x
  3. Step 3: Cross multiply
    9,780,558.60x = 14,656,841.10 × 7,201,648.20
  4. Step 4: Simplify right side
    9,780,558.60x = 105,553,413,325,501.02
  5. Step 5: Solve for x
    x = 105,553,413,325,501.02/9,780,558.60
  6. Step 6: Final answer
    x = 10,792,166.14

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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.