Home / 11,772,029.60-17,658,044.40-8,370,807.20

Finding the Fourth Proportional to 11,772,029.60, 17,658,044.40 and 8,370,807.20

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Solution

The fourth proportional to 11,772,029.60, 17,658,044.40 and 8,370,807.20 is: 12,556,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772,029.60 : 17,658,044.40 = 8,370,807.20 : x
  2. Step 2: Convert to fraction form
    11,772,029.60/17,658,044.40 = 8,370,807.20/x
  3. Step 3: Cross multiply
    11,772,029.60x = 17,658,044.40 × 8,370,807.20
  4. Step 4: Simplify right side
    11,772,029.60x = 147,812,085,201,439.66
  5. Step 5: Solve for x
    x = 147,812,085,201,439.66/11,772,029.60
  6. Step 6: Final answer
    x = 12,556,210.80

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1.5x scale

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.