Home / 36,572,128.20-54,856,442.70-12,308,675.40

Finding the Fourth Proportional to 36,572,128.20, 54,856,442.70 and 12,308,675.40

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Solution

The fourth proportional to 36,572,128.20, 54,856,442.70 and 12,308,675.40 is: 18,462,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572,128.20 : 54,856,442.70 = 12,308,675.40 : x
  2. Step 2: Convert to fraction form
    36,572,128.20/54,856,442.70 = 12,308,675.40/x
  3. Step 3: Cross multiply
    36,572,128.20x = 54,856,442.70 × 12,308,675.40
  4. Step 4: Simplify right side
    36,572,128.20x = 675,210,146,792,999.62
  5. Step 5: Solve for x
    x = 675,210,146,792,999.62/36,572,128.20
  6. Step 6: Final answer
    x = 18,462,424.26

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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.