Home / 12,652,621-18,984,714.90-6,886,717

Finding the Fourth Proportional to 12,652,621, 18,984,714.90 and 6,886,717

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Solution

The fourth proportional to 12,652,621, 18,984,714.90 and 6,886,717 is: 10,333,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652,621 : 18,984,714.90 = 6,886,717 : x
  2. Step 2: Convert to fraction form
    12,652,621/18,984,714.90 = 6,886,717/x
  3. Step 3: Cross multiply
    12,652,621x = 18,984,714.90 × 6,886,717
  4. Step 4: Simplify right side
    12,652,621x = 130,742,358,841,983.30
  5. Step 5: Solve for x
    x = 130,742,358,841,983.30/12,652,621
  6. Step 6: Final answer
    x = 10,333,223.36

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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.