Home / 9,656,434.76-13,337,669.06-7,219,851.58

Finding the Fourth Proportional to 9,656,434.76, 13,337,669.06 and 7,219,851.58

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Solution

The fourth proportional to 9,656,434.76, 13,337,669.06 and 7,219,851.58 is: 9,972,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656,434.76 : 13,337,669.06 = 7,219,851.58 : x
  2. Step 2: Convert to fraction form
    9,656,434.76/13,337,669.06 = 7,219,851.58/x
  3. Step 3: Cross multiply
    9,656,434.76x = 13,337,669.06 × 7,219,851.58
  4. Step 4: Simplify right side
    9,656,434.76x = 96,295,991,036,358.12
  5. Step 5: Solve for x
    x = 96,295,991,036,358.12/9,656,434.76
  6. Step 6: Final answer
    x = 9,972,209.56

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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.