Home / 52,054,361.40-78,065,820.23-15,653,088.66

Finding the Fourth Proportional to 52,054,361.40, 78,065,820.23 and 15,653,088.66

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Solution

The fourth proportional to 52,054,361.40, 78,065,820.23 and 15,653,088.66 is: 23,474,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,054,361.40 : 78,065,820.23 = 15,653,088.66 : x
  2. Step 2: Convert to fraction form
    52,054,361.40/78,065,820.23 = 15,653,088.66/x
  3. Step 3: Cross multiply
    52,054,361.40x = 78,065,820.23 × 15,653,088.66
  4. Step 4: Simplify right side
    52,054,361.40x = 1,221,971,205,297,546
  5. Step 5: Solve for x
    x = 1,221,971,205,297,546/52,054,361.40
  6. Step 6: Final answer
    x = 23,474,905.32

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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.