Home / 45,434,768.40-68,152,541.40-15,142,631.40

Finding the Fourth Proportional to 45,434,768.40, 68,152,541.40 and 15,142,631.40

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Solution

The fourth proportional to 45,434,768.40, 68,152,541.40 and 15,142,631.40 is: 22,714,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434,768.40 : 68,152,541.40 = 15,142,631.40 : x
  2. Step 2: Convert to fraction form
    45,434,768.40/68,152,541.40 = 15,142,631.40/x
  3. Step 3: Cross multiply
    45,434,768.40x = 68,152,541.40 × 15,142,631.40
  4. Step 4: Simplify right side
    45,434,768.40x = 1,032,008,813,393,440.12
  5. Step 5: Solve for x
    x = 1,032,008,813,393,440.12/45,434,768.40
  6. Step 6: Final answer
    x = 22,714,076.68

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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.