Home / 13,344,783.40-18,414,152.58-9,475,892.92

Finding the Fourth Proportional to 13,344,783.40, 18,414,152.58 and 9,475,892.92

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Solution

The fourth proportional to 13,344,783.40, 18,414,152.58 and 9,475,892.92 is: 13,075,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344,783.40 : 18,414,152.58 = 9,475,892.92 : x
  2. Step 2: Convert to fraction form
    13,344,783.40/18,414,152.58 = 9,475,892.92/x
  3. Step 3: Cross multiply
    13,344,783.40x = 18,414,152.58 × 9,475,892.92
  4. Step 4: Simplify right side
    13,344,783.40x = 174,490,538,060,621.72
  5. Step 5: Solve for x
    x = 174,490,538,060,621.72/13,344,783.40
  6. Step 6: Final answer
    x = 13,075,561.65

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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.