Home / 15,273,106.29-21,076,865.69-8,748,847.89

Finding the Fourth Proportional to 15,273,106.29, 21,076,865.69 and 8,748,847.89

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Solution

The fourth proportional to 15,273,106.29, 21,076,865.69 and 8,748,847.89 is: 12,073,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273,106.29 : 21,076,865.69 = 8,748,847.89 : x
  2. Step 2: Convert to fraction form
    15,273,106.29/21,076,865.69 = 8,748,847.89/x
  3. Step 3: Cross multiply
    15,273,106.29x = 21,076,865.69 × 8,748,847.89
  4. Step 4: Simplify right side
    15,273,106.29x = 184,398,291,876,025.66
  5. Step 5: Solve for x
    x = 184,398,291,876,025.66/15,273,106.29
  6. Step 6: Final answer
    x = 12,073,398.06

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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.