Home / 14,269,681.10-19,692,060.04-7,743,144.58

Finding the Fourth Proportional to 14,269,681.10, 19,692,060.04 and 7,743,144.58

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Solution

The fourth proportional to 14,269,681.10, 19,692,060.04 and 7,743,144.58 is: 10,685,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,681.10 : 19,692,060.04 = 7,743,144.58 : x
  2. Step 2: Convert to fraction form
    14,269,681.10/19,692,060.04 = 7,743,144.58/x
  3. Step 3: Cross multiply
    14,269,681.10x = 19,692,060.04 × 7,743,144.58
  4. Step 4: Simplify right side
    14,269,681.10x = 152,478,467,967,760.56
  5. Step 5: Solve for x
    x = 152,478,467,967,760.56/14,269,681.10
  6. Step 6: Final answer
    x = 10,685,485.32

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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.