Home / 8,623,006.40-12,934,509.60-2,557,956.80

Finding the Fourth Proportional to 8,623,006.40, 12,934,509.60 and 2,557,956.80

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Solution

The fourth proportional to 8,623,006.40, 12,934,509.60 and 2,557,956.80 is: 3,836,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623,006.40 : 12,934,509.60 = 2,557,956.80 : x
  2. Step 2: Convert to fraction form
    8,623,006.40/12,934,509.60 = 2,557,956.80/x
  3. Step 3: Cross multiply
    8,623,006.40x = 12,934,509.60 × 2,557,956.80
  4. Step 4: Simplify right side
    8,623,006.40x = 33,085,916,785,985.28
  5. Step 5: Solve for x
    x = 33,085,916,785,985.28/8,623,006.40
  6. Step 6: Final answer
    x = 3,836,935.20

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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.