Home / 30,470,987.66-45,679,576.69-23,314,470.29

Finding the Fourth Proportional to 30,470,987.66, 45,679,576.69 and 23,314,470.29

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Solution

The fourth proportional to 30,470,987.66, 45,679,576.69 and 23,314,470.29 is: 34,951,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470,987.66 : 45,679,576.69 = 23,314,470.29 : x
  2. Step 2: Convert to fraction form
    30,470,987.66/45,679,576.69 = 23,314,470.29/x
  3. Step 3: Cross multiply
    30,470,987.66x = 45,679,576.69 × 23,314,470.29
  4. Step 4: Simplify right side
    30,470,987.66x = 1,064,995,133,699,367.38
  5. Step 5: Solve for x
    x = 1,064,995,133,699,367.38/30,470,987.66
  6. Step 6: Final answer
    x = 34,951,119.59

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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.