Home / 9,672,007.50-13,347,370.08-5,321,000.16

Finding the Fourth Proportional to 9,672,007.50, 13,347,370.08 and 5,321,000.16

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Solution

The fourth proportional to 9,672,007.50, 13,347,370.08 and 5,321,000.16 is: 7,342,980.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,007.50 : 13,347,370.08 = 5,321,000.16 : x
  2. Step 2: Convert to fraction form
    9,672,007.50/13,347,370.08 = 5,321,000.16/x
  3. Step 3: Cross multiply
    9,672,007.50x = 13,347,370.08 × 5,321,000.16
  4. Step 4: Simplify right side
    9,672,007.50x = 71,021,358,331,259.22
  5. Step 5: Solve for x
    x = 71,021,358,331,259.22/9,672,007.50
  6. Step 6: Final answer
    x = 7,342,980.07

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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.