Home / 14,675,838.40-20,254,521.60-8,874,660.16

Finding the Fourth Proportional to 14,675,838.40, 20,254,521.60 and 8,874,660.16

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Solution

The fourth proportional to 14,675,838.40, 20,254,521.60 and 8,874,660.16 is: 12,248,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675,838.40 : 20,254,521.60 = 8,874,660.16 : x
  2. Step 2: Convert to fraction form
    14,675,838.40/20,254,521.60 = 8,874,660.16/x
  3. Step 3: Cross multiply
    14,675,838.40x = 20,254,521.60 × 8,874,660.16
  4. Step 4: Simplify right side
    14,675,838.40x = 179,751,995,903,379.47
  5. Step 5: Solve for x
    x = 179,751,995,903,379.47/14,675,838.40
  6. Step 6: Final answer
    x = 12,248,158.57

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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.