Home / 11,989,263.84-17,975,484.72-4,415,258.40

Finding the Fourth Proportional to 11,989,263.84, 17,975,484.72 and 4,415,258.40

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Solution

The fourth proportional to 11,989,263.84, 17,975,484.72 and 4,415,258.40 is: 6,619,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,263.84 : 17,975,484.72 = 4,415,258.40 : x
  2. Step 2: Convert to fraction form
    11,989,263.84/17,975,484.72 = 4,415,258.40/x
  3. Step 3: Cross multiply
    11,989,263.84x = 17,975,484.72 × 4,415,258.40
  4. Step 4: Simplify right side
    11,989,263.84x = 79,366,409,904,051.66
  5. Step 5: Solve for x
    x = 79,366,409,904,051.66/11,989,263.84
  6. Step 6: Final answer
    x = 6,619,790.09

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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.