Home / 13,332,859.01-18,399,259.73-7,533,518.21

Finding the Fourth Proportional to 13,332,859.01, 18,399,259.73 and 7,533,518.21

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Solution

The fourth proportional to 13,332,859.01, 18,399,259.73 and 7,533,518.21 is: 10,396,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332,859.01 : 18,399,259.73 = 7,533,518.21 : x
  2. Step 2: Convert to fraction form
    13,332,859.01/18,399,259.73 = 7,533,518.21/x
  3. Step 3: Cross multiply
    13,332,859.01x = 18,399,259.73 × 7,533,518.21
  4. Step 4: Simplify right side
    13,332,859.01x = 138,611,158,188,807.11
  5. Step 5: Solve for x
    x = 138,611,158,188,807.11/13,332,859.01
  6. Step 6: Final answer
    x = 10,396,206.70

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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.