Home / 12,203,501.40-16,841,038.64-6,697,388.58

Finding the Fourth Proportional to 12,203,501.40, 16,841,038.64 and 6,697,388.58

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Solution

The fourth proportional to 12,203,501.40, 16,841,038.64 and 6,697,388.58 is: 9,242,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,501.40 : 16,841,038.64 = 6,697,388.58 : x
  2. Step 2: Convert to fraction form
    12,203,501.40/16,841,038.64 = 6,697,388.58/x
  3. Step 3: Cross multiply
    12,203,501.40x = 16,841,038.64 × 6,697,388.58
  4. Step 4: Simplify right side
    12,203,501.40x = 112,790,979,829,387.80
  5. Step 5: Solve for x
    x = 112,790,979,829,387.80/12,203,501.40
  6. Step 6: Final answer
    x = 9,242,509.68

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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.