Home / 45,494,740.80-68,242,111.20-13,147,698.60

Finding the Fourth Proportional to 45,494,740.80, 68,242,111.20 and 13,147,698.60

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Solution

The fourth proportional to 45,494,740.80, 68,242,111.20 and 13,147,698.60 is: 19,721,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494,740.80 : 68,242,111.20 = 13,147,698.60 : x
  2. Step 2: Convert to fraction form
    45,494,740.80/68,242,111.20 = 13,147,698.60/x
  3. Step 3: Cross multiply
    45,494,740.80x = 68,242,111.20 × 13,147,698.60
  4. Step 4: Simplify right side
    45,494,740.80x = 897,226,709,885,284.38
  5. Step 5: Solve for x
    x = 897,226,709,885,284.38/45,494,740.80
  6. Step 6: Final answer
    x = 19,721,547.90

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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.