Home / 14,269,829.04-19,692,263.52-7,743,292.56

Finding the Fourth Proportional to 14,269,829.04, 19,692,263.52 and 7,743,292.56

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Solution

The fourth proportional to 14,269,829.04, 19,692,263.52 and 7,743,292.56 is: 10,685,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,829.04 : 19,692,263.52 = 7,743,292.56 : x
  2. Step 2: Convert to fraction form
    14,269,829.04/19,692,263.52 = 7,743,292.56/x
  3. Step 3: Cross multiply
    14,269,829.04x = 19,692,263.52 × 7,743,292.56
  4. Step 4: Simplify right side
    14,269,829.04x = 152,482,957,603,975.41
  5. Step 5: Solve for x
    x = 152,482,957,603,975.41/14,269,829.04
  6. Step 6: Final answer
    x = 10,685,689.17

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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.