Home / 13,080,450.10-18,052,740.02-7,500,880.11

Finding the Fourth Proportional to 13,080,450.10, 18,052,740.02 and 7,500,880.11

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Solution

The fourth proportional to 13,080,450.10, 18,052,740.02 and 7,500,880.11 is: 10,352,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080,450.10 : 18,052,740.02 = 7,500,880.11 : x
  2. Step 2: Convert to fraction form
    13,080,450.10/18,052,740.02 = 7,500,880.11/x
  3. Step 3: Cross multiply
    13,080,450.10x = 18,052,740.02 × 7,500,880.11
  4. Step 4: Simplify right side
    13,080,450.10x = 135,411,438,483,134.94
  5. Step 5: Solve for x
    x = 135,411,438,483,134.94/13,080,450.10
  6. Step 6: Final answer
    x = 10,352,200.22

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1.5x scale

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.