Home / 12,272,066.42-18,362,629.26-9,835,830.62

Finding the Fourth Proportional to 12,272,066.42, 18,362,629.26 and 9,835,830.62

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Solution

The fourth proportional to 12,272,066.42, 18,362,629.26 and 9,835,830.62 is: 14,717,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,066.42 : 18,362,629.26 = 9,835,830.62 : x
  2. Step 2: Convert to fraction form
    12,272,066.42/18,362,629.26 = 9,835,830.62/x
  3. Step 3: Cross multiply
    12,272,066.42x = 18,362,629.26 × 9,835,830.62
  4. Step 4: Simplify right side
    12,272,066.42x = 180,611,711,047,402.81
  5. Step 5: Solve for x
    x = 180,611,711,047,402.81/12,272,066.42
  6. Step 6: Final answer
    x = 14,717,302.28

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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.