Home / 13,484,640.74-18,604,394.12-8,252,194.25

Finding the Fourth Proportional to 13,484,640.74, 18,604,394.12 and 8,252,194.25

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Solution

The fourth proportional to 13,484,640.74, 18,604,394.12 and 8,252,194.25 is: 11,385,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,640.74 : 18,604,394.12 = 8,252,194.25 : x
  2. Step 2: Convert to fraction form
    13,484,640.74/18,604,394.12 = 8,252,194.25/x
  3. Step 3: Cross multiply
    13,484,640.74x = 18,604,394.12 × 8,252,194.25
  4. Step 4: Simplify right side
    13,484,640.74x = 153,527,074,248,939.28
  5. Step 5: Solve for x
    x = 153,527,074,248,939.28/13,484,640.74
  6. Step 6: Final answer
    x = 11,385,329.23

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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.