Home / 18,168,803.64-25,075,204.70-10,433,679.89

Finding the Fourth Proportional to 18,168,803.64, 25,075,204.70 and 10,433,679.89

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Solution

The fourth proportional to 18,168,803.64, 25,075,204.70 and 10,433,679.89 is: 14,399,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168,803.64 : 25,075,204.70 = 10,433,679.89 : x
  2. Step 2: Convert to fraction form
    18,168,803.64/25,075,204.70 = 10,433,679.89/x
  3. Step 3: Cross multiply
    18,168,803.64x = 25,075,204.70 × 10,433,679.89
  4. Step 4: Simplify right side
    18,168,803.64x = 261,626,658,838,479.06
  5. Step 5: Solve for x
    x = 261,626,658,838,479.06/18,168,803.64
  6. Step 6: Final answer
    x = 14,399,773.59

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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.