Home / 55,054,682.42-75,956,865.60-31,209,751.50

Finding the Fourth Proportional to 55,054,682.42, 75,956,865.60 and 31,209,751.50

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Solution

The fourth proportional to 55,054,682.42, 75,956,865.60 and 31,209,751.50 is: 43,058,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054,682.42 : 75,956,865.60 = 31,209,751.50 : x
  2. Step 2: Convert to fraction form
    55,054,682.42/75,956,865.60 = 31,209,751.50/x
  3. Step 3: Cross multiply
    55,054,682.42x = 75,956,865.60 × 31,209,751.50
  4. Step 4: Simplify right side
    55,054,682.42x = 2,370,594,900,094,898
  5. Step 5: Solve for x
    x = 2,370,594,900,094,898/55,054,682.42
  6. Step 6: Final answer
    x = 43,058,915.17

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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.