Home / 9,180,828.30-13,771,242.45-8,173,058.70

Finding the Fourth Proportional to 9,180,828.30, 13,771,242.45 and 8,173,058.70

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Solution

The fourth proportional to 9,180,828.30, 13,771,242.45 and 8,173,058.70 is: 12,259,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,828.30 : 13,771,242.45 = 8,173,058.70 : x
  2. Step 2: Convert to fraction form
    9,180,828.30/13,771,242.45 = 8,173,058.70/x
  3. Step 3: Cross multiply
    9,180,828.30x = 13,771,242.45 × 8,173,058.70
  4. Step 4: Simplify right side
    9,180,828.30x = 112,553,172,915,781.81
  5. Step 5: Solve for x
    x = 112,553,172,915,781.81/9,180,828.30
  6. Step 6: Final answer
    x = 12,259,588.05

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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.