Home / 9,660,429.36-13,343,084.64-7,042,788

Finding the Fourth Proportional to 9,660,429.36, 13,343,084.64 and 7,042,788

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Solution

The fourth proportional to 9,660,429.36, 13,343,084.64 and 7,042,788 is: 9,727,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,429.36 : 13,343,084.64 = 7,042,788 : x
  2. Step 2: Convert to fraction form
    9,660,429.36/13,343,084.64 = 7,042,788/x
  3. Step 3: Cross multiply
    9,660,429.36x = 13,343,084.64 × 7,042,788
  4. Step 4: Simplify right side
    9,660,429.36x = 93,972,516,385,576.33
  5. Step 5: Solve for x
    x = 93,972,516,385,576.33/9,660,429.36
  6. Step 6: Final answer
    x = 9,727,571.40

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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.