Home / 31,975,985.20-47,953,480.20-11,778,602.80

Finding the Fourth Proportional to 31,975,985.20, 47,953,480.20 and 11,778,602.80

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Solution

The fourth proportional to 31,975,985.20, 47,953,480.20 and 11,778,602.80 is: 17,664,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,975,985.20 : 47,953,480.20 = 11,778,602.80 : x
  2. Step 2: Convert to fraction form
    31,975,985.20/47,953,480.20 = 11,778,602.80/x
  3. Step 3: Cross multiply
    31,975,985.20x = 47,953,480.20 × 11,778,602.80
  4. Step 4: Simplify right side
    31,975,985.20x = 564,824,996,153,464.62
  5. Step 5: Solve for x
    x = 564,824,996,153,464.62/31,975,985.20
  6. Step 6: Final answer
    x = 17,664,037.33

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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.