Home / 14,257,314.86-21,387,765.09-6,971,018.18

Finding the Fourth Proportional to 14,257,314.86, 21,387,765.09 and 6,971,018.18

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Solution

The fourth proportional to 14,257,314.86, 21,387,765.09 and 6,971,018.18 is: 10,457,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,314.86 : 21,387,765.09 = 6,971,018.18 : x
  2. Step 2: Convert to fraction form
    14,257,314.86/21,387,765.09 = 6,971,018.18/x
  3. Step 3: Cross multiply
    14,257,314.86x = 21,387,765.09 × 6,971,018.18
  4. Step 4: Simplify right side
    14,257,314.86x = 149,094,499,271,959.34
  5. Step 5: Solve for x
    x = 149,094,499,271,959.34/14,257,314.86
  6. Step 6: Final answer
    x = 10,457,403.85

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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.