Home / 13,114,270.98-18,111,808.98-9,983,394.18

Finding the Fourth Proportional to 13,114,270.98, 18,111,808.98 and 9,983,394.18

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Solution

The fourth proportional to 13,114,270.98, 18,111,808.98 and 9,983,394.18 is: 13,787,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,270.98 : 18,111,808.98 = 9,983,394.18 : x
  2. Step 2: Convert to fraction form
    13,114,270.98/18,111,808.98 = 9,983,394.18/x
  3. Step 3: Cross multiply
    13,114,270.98x = 18,111,808.98 × 9,983,394.18
  4. Step 4: Simplify right side
    13,114,270.98x = 180,817,328,360,203.75
  5. Step 5: Solve for x
    x = 180,817,328,360,203.75/13,114,270.98
  6. Step 6: Final answer
    x = 13,787,829.20

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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.