Home / 14,148,120.60-21,243,176.10-9,907,090.20

Finding the Fourth Proportional to 14,148,120.60, 21,243,176.10 and 9,907,090.20

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Solution

The fourth proportional to 14,148,120.60, 21,243,176.10 and 9,907,090.20 is: 14,875,336.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148,120.60 : 21,243,176.10 = 9,907,090.20 : x
  2. Step 2: Convert to fraction form
    14,148,120.60/21,243,176.10 = 9,907,090.20/x
  3. Step 3: Cross multiply
    14,148,120.60x = 21,243,176.10 × 9,907,090.20
  4. Step 4: Simplify right side
    14,148,120.60x = 210,458,061,757,184.22
  5. Step 5: Solve for x
    x = 210,458,061,757,184.22/14,148,120.60
  6. Step 6: Final answer
    x = 14,875,336.99

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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.