Home / 12,242,810.60-18,343,220.70-5,839,274.60

Finding the Fourth Proportional to 12,242,810.60, 18,343,220.70 and 5,839,274.60

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Solution

The fourth proportional to 12,242,810.60, 18,343,220.70 and 5,839,274.60 is: 8,748,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,810.60 : 18,343,220.70 = 5,839,274.60 : x
  2. Step 2: Convert to fraction form
    12,242,810.60/18,343,220.70 = 5,839,274.60/x
  3. Step 3: Cross multiply
    12,242,810.60x = 18,343,220.70 × 5,839,274.60
  4. Step 4: Simplify right side
    12,242,810.60x = 107,111,102,715,704.20
  5. Step 5: Solve for x
    x = 107,111,102,715,704.20/12,242,810.60
  6. Step 6: Final answer
    x = 8,748,898.13

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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.