Home / 9,870,910.71-13,621,600.92-5,460,799.23

Finding the Fourth Proportional to 9,870,910.71, 13,621,600.92 and 5,460,799.23

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Solution

The fourth proportional to 9,870,910.71, 13,621,600.92 and 5,460,799.23 is: 7,535,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870,910.71 : 13,621,600.92 = 5,460,799.23 : x
  2. Step 2: Convert to fraction form
    9,870,910.71/13,621,600.92 = 5,460,799.23/x
  3. Step 3: Cross multiply
    9,870,910.71x = 13,621,600.92 × 5,460,799.23
  4. Step 4: Simplify right side
    9,870,910.71x = 74,384,827,815,303.30
  5. Step 5: Solve for x
    x = 74,384,827,815,303.30/9,870,910.71
  6. Step 6: Final answer
    x = 7,535,761.39

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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.