Home / 7,437,985.30-11,156,977.95-5,028,786.10

Finding the Fourth Proportional to 7,437,985.30, 11,156,977.95 and 5,028,786.10

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Solution

The fourth proportional to 7,437,985.30, 11,156,977.95 and 5,028,786.10 is: 7,543,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437,985.30 : 11,156,977.95 = 5,028,786.10 : x
  2. Step 2: Convert to fraction form
    7,437,985.30/11,156,977.95 = 5,028,786.10/x
  3. Step 3: Cross multiply
    7,437,985.30x = 11,156,977.95 × 5,028,786.10
  4. Step 4: Simplify right side
    7,437,985.30x = 56,106,055,632,966.48
  5. Step 5: Solve for x
    x = 56,106,055,632,966.48/7,437,985.30
  6. Step 6: Final answer
    x = 7,543,179.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.