Home / 12,492,937.86-17,239,538.91-6,910,851.34

Finding the Fourth Proportional to 12,492,937.86, 17,239,538.91 and 6,910,851.34

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Solution

The fourth proportional to 12,492,937.86, 17,239,538.91 and 6,910,851.34 is: 9,536,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,937.86 : 17,239,538.91 = 6,910,851.34 : x
  2. Step 2: Convert to fraction form
    12,492,937.86/17,239,538.91 = 6,910,851.34/x
  3. Step 3: Cross multiply
    12,492,937.86x = 17,239,538.91 × 6,910,851.34
  4. Step 4: Simplify right side
    12,492,937.86x = 119,139,890,577,155.64
  5. Step 5: Solve for x
    x = 119,139,890,577,155.64/12,492,937.86
  6. Step 6: Final answer
    x = 9,536,579.14

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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.