Home / 31,898,021.80-47,842,367.10-9,176,549.80

Finding the Fourth Proportional to 31,898,021.80, 47,842,367.10 and 9,176,549.80

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Solution

The fourth proportional to 31,898,021.80, 47,842,367.10 and 9,176,549.80 is: 13,763,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898,021.80 : 47,842,367.10 = 9,176,549.80 : x
  2. Step 2: Convert to fraction form
    31,898,021.80/47,842,367.10 = 9,176,549.80/x
  3. Step 3: Cross multiply
    31,898,021.80x = 47,842,367.10 × 9,176,549.80
  4. Step 4: Simplify right side
    31,898,021.80x = 439,027,864,243,031.62
  5. Step 5: Solve for x
    x = 439,027,864,243,031.62/31,898,021.80
  6. Step 6: Final answer
    x = 13,763,482.48

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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.