Home / 15,203,328.24-20,980,586.28-8,234,006.16

Finding the Fourth Proportional to 15,203,328.24, 20,980,586.28 and 8,234,006.16

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Solution

The fourth proportional to 15,203,328.24, 20,980,586.28 and 8,234,006.16 is: 11,362,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203,328.24 : 20,980,586.28 = 8,234,006.16 : x
  2. Step 2: Convert to fraction form
    15,203,328.24/20,980,586.28 = 8,234,006.16/x
  3. Step 3: Cross multiply
    15,203,328.24x = 20,980,586.28 × 8,234,006.16
  4. Step 4: Simplify right side
    15,203,328.24x = 172,754,276,669,931.50
  5. Step 5: Solve for x
    x = 172,754,276,669,931.50/15,203,328.24
  6. Step 6: Final answer
    x = 11,362,924.88

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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.