Home / 10,888,463.80-16,332,695.70-7,641,206.20

Finding the Fourth Proportional to 10,888,463.80, 16,332,695.70 and 7,641,206.20

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Solution

The fourth proportional to 10,888,463.80, 16,332,695.70 and 7,641,206.20 is: 11,461,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,463.80 : 16,332,695.70 = 7,641,206.20 : x
  2. Step 2: Convert to fraction form
    10,888,463.80/16,332,695.70 = 7,641,206.20/x
  3. Step 3: Cross multiply
    10,888,463.80x = 16,332,695.70 × 7,641,206.20
  4. Step 4: Simplify right side
    10,888,463.80x = 124,801,495,645,553.34
  5. Step 5: Solve for x
    x = 124,801,495,645,553.34/10,888,463.80
  6. Step 6: Final answer
    x = 11,461,809.30

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1.5x scale

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.