Home / 14,669,898.60-21,987,133.20-7,477,730.40

Finding the Fourth Proportional to 14,669,898.60, 21,987,133.20 and 7,477,730.40

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Solution

The fourth proportional to 14,669,898.60, 21,987,133.20 and 7,477,730.40 is: 11,207,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669,898.60 : 21,987,133.20 = 7,477,730.40 : x
  2. Step 2: Convert to fraction form
    14,669,898.60/21,987,133.20 = 7,477,730.40/x
  3. Step 3: Cross multiply
    14,669,898.60x = 21,987,133.20 × 7,477,730.40
  4. Step 4: Simplify right side
    14,669,898.60x = 164,413,854,338,489.28
  5. Step 5: Solve for x
    x = 164,413,854,338,489.28/14,669,898.60
  6. Step 6: Final answer
    x = 11,207,565.83

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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.