Home / 9,327,455.69-12,866,001.56-6,421,802.02

Finding the Fourth Proportional to 9,327,455.69, 12,866,001.56 and 6,421,802.02

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Solution

The fourth proportional to 9,327,455.69, 12,866,001.56 and 6,421,802.02 is: 8,858,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,455.69 : 12,866,001.56 = 6,421,802.02 : x
  2. Step 2: Convert to fraction form
    9,327,455.69/12,866,001.56 = 6,421,802.02/x
  3. Step 3: Cross multiply
    9,327,455.69x = 12,866,001.56 × 6,421,802.02
  4. Step 4: Simplify right side
    9,327,455.69x = 82,622,914,767,138.89
  5. Step 5: Solve for x
    x = 82,622,914,767,138.89/9,327,455.69
  6. Step 6: Final answer
    x = 8,858,033.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.