Home / 40,297,303.55-60,445,918.40-12,631,420.04

Finding the Fourth Proportional to 40,297,303.55, 60,445,918.40 and 12,631,420.04

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Solution

The fourth proportional to 40,297,303.55, 60,445,918.40 and 12,631,420.04 is: 18,947,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297,303.55 : 60,445,918.40 = 12,631,420.04 : x
  2. Step 2: Convert to fraction form
    40,297,303.55/60,445,918.40 = 12,631,420.04/x
  3. Step 3: Cross multiply
    40,297,303.55x = 60,445,918.40 × 12,631,420.04
  4. Step 4: Simplify right side
    40,297,303.55x = 763,517,784,880,333.75
  5. Step 5: Solve for x
    x = 763,517,784,880,333.75/40,297,303.55
  6. Step 6: Final answer
    x = 18,947,118.48

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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.