Home / 13,337,285.04-18,405,541.71-7,225,713.54

Finding the Fourth Proportional to 13,337,285.04, 18,405,541.71 and 7,225,713.54

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Solution

The fourth proportional to 13,337,285.04, 18,405,541.71 and 7,225,713.54 is: 9,971,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,285.04 : 18,405,541.71 = 7,225,713.54 : x
  2. Step 2: Convert to fraction form
    13,337,285.04/18,405,541.71 = 7,225,713.54/x
  3. Step 3: Cross multiply
    13,337,285.04x = 18,405,541.71 × 7,225,713.54
  4. Step 4: Simplify right side
    13,337,285.04x = 132,993,171,944,981.77
  5. Step 5: Solve for x
    x = 132,993,171,944,981.77/13,337,285.04
  6. Step 6: Final answer
    x = 9,971,532.55

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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.