Home / 12,449,458.76-17,180,384.36-7,016,950.76

Finding the Fourth Proportional to 12,449,458.76, 17,180,384.36 and 7,016,950.76

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Solution

The fourth proportional to 12,449,458.76, 17,180,384.36 and 7,016,950.76 is: 9,683,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,458.76 : 17,180,384.36 = 7,016,950.76 : x
  2. Step 2: Convert to fraction form
    12,449,458.76/17,180,384.36 = 7,016,950.76/x
  3. Step 3: Cross multiply
    12,449,458.76x = 17,180,384.36 × 7,016,950.76
  4. Step 4: Simplify right side
    12,449,458.76x = 120,553,911,091,994.11
  5. Step 5: Solve for x
    x = 120,553,911,091,994.11/12,449,458.76
  6. Step 6: Final answer
    x = 9,683,466.04

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1.5x scale

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.