Home / 9,870,160.23-13,620,865.54-5,519,248.11

Finding the Fourth Proportional to 9,870,160.23, 13,620,865.54 and 5,519,248.11

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Solution

The fourth proportional to 9,870,160.23, 13,620,865.54 and 5,519,248.11 is: 7,616,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870,160.23 : 13,620,865.54 = 5,519,248.11 : x
  2. Step 2: Convert to fraction form
    9,870,160.23/13,620,865.54 = 5,519,248.11/x
  3. Step 3: Cross multiply
    9,870,160.23x = 13,620,865.54 × 5,519,248.11
  4. Step 4: Simplify right side
    9,870,160.23x = 75,176,936,436,059.41
  5. Step 5: Solve for x
    x = 75,176,936,436,059.41/9,870,160.23
  6. Step 6: Final answer
    x = 7,616,587.24

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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.