Home / 13,293,670.60-19,940,505.90-10,931,710.60

Finding the Fourth Proportional to 13,293,670.60, 19,940,505.90 and 10,931,710.60

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Solution

The fourth proportional to 13,293,670.60, 19,940,505.90 and 10,931,710.60 is: 16,397,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293,670.60 : 19,940,505.90 = 10,931,710.60 : x
  2. Step 2: Convert to fraction form
    13,293,670.60/19,940,505.90 = 10,931,710.60/x
  3. Step 3: Cross multiply
    13,293,670.60x = 19,940,505.90 × 10,931,710.60
  4. Step 4: Simplify right side
    13,293,670.60x = 217,983,839,716,392.53
  5. Step 5: Solve for x
    x = 217,983,839,716,392.53/13,293,670.60
  6. Step 6: Final answer
    x = 16,397,565.90

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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.