Home / 103,464,014.45-142,783,786.81-56,423,654.52

Finding the Fourth Proportional to 103,464,014.45, 142,783,786.81 and 56,423,654.52

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Solution

The fourth proportional to 103,464,014.45, 142,783,786.81 and 56,423,654.52 is: 77,866,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,464,014.45 : 142,783,786.81 = 56,423,654.52 : x
  2. Step 2: Convert to fraction form
    103,464,014.45/142,783,786.81 = 56,423,654.52/x
  3. Step 3: Cross multiply
    103,464,014.45x = 142,783,786.81 × 56,423,654.52
  4. Step 4: Simplify right side
    103,464,014.45x = 8,056,383,058,024,773
  5. Step 5: Solve for x
    x = 8,056,383,058,024,773/103,464,014.45
  6. Step 6: Final answer
    x = 77,866,522.97

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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.