Home / 13,153,232.80-19,711,186.80-9,714,685.60

Finding the Fourth Proportional to 13,153,232.80, 19,711,186.80 and 9,714,685.60

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Solution

The fourth proportional to 13,153,232.80, 19,711,186.80 and 9,714,685.60 is: 14,558,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,232.80 : 19,711,186.80 = 9,714,685.60 : x
  2. Step 2: Convert to fraction form
    13,153,232.80/19,711,186.80 = 9,714,685.60/x
  3. Step 3: Cross multiply
    13,153,232.80x = 19,711,186.80 × 9,714,685.60
  4. Step 4: Simplify right side
    13,153,232.80x = 191,487,982,564,870.09
  5. Step 5: Solve for x
    x = 191,487,982,564,870.09/13,153,232.80
  6. Step 6: Final answer
    x = 14,558,244.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.