Home / 14,269,818.06-19,692,401.93-7,743,448.87

Finding the Fourth Proportional to 14,269,818.06, 19,692,401.93 and 7,743,448.87

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Solution

The fourth proportional to 14,269,818.06, 19,692,401.93 and 7,743,448.87 is: 10,685,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,818.06 : 19,692,401.93 = 7,743,448.87 : x
  2. Step 2: Convert to fraction form
    14,269,818.06/19,692,401.93 = 7,743,448.87/x
  3. Step 3: Cross multiply
    14,269,818.06x = 19,692,401.93 × 7,743,448.87
  4. Step 4: Simplify right side
    14,269,818.06x = 152,487,107,472,444.31
  5. Step 5: Solve for x
    x = 152,487,107,472,444.31/14,269,818.06
  6. Step 6: Final answer
    x = 10,685,988.20

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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.