Home / 7,915,521.52-10,923,423.48-4,477,689.52

Finding the Fourth Proportional to 7,915,521.52, 10,923,423.48 and 4,477,689.52

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Solution

The fourth proportional to 7,915,521.52, 10,923,423.48 and 4,477,689.52 is: 6,179,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,521.52 : 10,923,423.48 = 4,477,689.52 : x
  2. Step 2: Convert to fraction form
    7,915,521.52/10,923,423.48 = 4,477,689.52/x
  3. Step 3: Cross multiply
    7,915,521.52x = 10,923,423.48 × 4,477,689.52
  4. Step 4: Simplify right side
    7,915,521.52x = 48,911,698,838,917.93
  5. Step 5: Solve for x
    x = 48,911,698,838,917.93/7,915,521.52
  6. Step 6: Final answer
    x = 6,179,213.68

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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.