Home / 15,562,940.20-21,478,751.03-9,036,569.46

Finding the Fourth Proportional to 15,562,940.20, 21,478,751.03 and 9,036,569.46

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Solution

The fourth proportional to 15,562,940.20, 21,478,751.03 and 9,036,569.46 is: 12,471,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562,940.20 : 21,478,751.03 = 9,036,569.46 : x
  2. Step 2: Convert to fraction form
    15,562,940.20/21,478,751.03 = 9,036,569.46/x
  3. Step 3: Cross multiply
    15,562,940.20x = 21,478,751.03 × 9,036,569.46
  4. Step 4: Simplify right side
    15,562,940.20x = 194,094,225,551,458.69
  5. Step 5: Solve for x
    x = 194,094,225,551,458.69/15,562,940.20
  6. Step 6: Final answer
    x = 12,471,565.34

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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.