Home / 14,610,218.85-20,153,317.29-9,648,705.90

Finding the Fourth Proportional to 14,610,218.85, 20,153,317.29 and 9,648,705.90

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Solution

The fourth proportional to 14,610,218.85, 20,153,317.29 and 9,648,705.90 is: 13,309,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610,218.85 : 20,153,317.29 = 9,648,705.90 : x
  2. Step 2: Convert to fraction form
    14,610,218.85/20,153,317.29 = 9,648,705.90/x
  3. Step 3: Cross multiply
    14,610,218.85x = 20,153,317.29 × 9,648,705.90
  4. Step 4: Simplify right side
    14,610,218.85x = 194,453,431,440,595
  5. Step 5: Solve for x
    x = 194,453,431,440,595/14,610,218.85
  6. Step 6: Final answer
    x = 13,309,412.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.