Home / 47,240,439.20-70,860,658.79-11,338,647.20

Finding the Fourth Proportional to 47,240,439.20, 70,860,658.79 and 11,338,647.20

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Solution

The fourth proportional to 47,240,439.20, 70,860,658.79 and 11,338,647.20 is: 17,007,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240,439.20 : 70,860,658.79 = 11,338,647.20 : x
  2. Step 2: Convert to fraction form
    47,240,439.20/70,860,658.79 = 11,338,647.20/x
  3. Step 3: Cross multiply
    47,240,439.20x = 70,860,658.79 × 11,338,647.20
  4. Step 4: Simplify right side
    47,240,439.20x = 803,464,009,968,392.38
  5. Step 5: Solve for x
    x = 803,464,009,968,392.38/47,240,439.20
  6. Step 6: Final answer
    x = 17,007,970.79

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Similar ratio
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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.