Home / 40,828,176.80-61,171,406.40-26,443,840.40

Finding the Fourth Proportional to 40,828,176.80, 61,171,406.40 and 26,443,840.40

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Solution

The fourth proportional to 40,828,176.80, 61,171,406.40 and 26,443,840.40 is: 39,619,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,828,176.80 : 61,171,406.40 = 26,443,840.40 : x
  2. Step 2: Convert to fraction form
    40,828,176.80/61,171,406.40 = 26,443,840.40/x
  3. Step 3: Cross multiply
    40,828,176.80x = 61,171,406.40 × 26,443,840.40
  4. Step 4: Simplify right side
    40,828,176.80x = 1,617,606,907,885,138.50
  5. Step 5: Solve for x
    x = 1,617,606,907,885,138.50/40,828,176.80
  6. Step 6: Final answer
    x = 39,619,866.34

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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.