Home / 13,052,108.30-18,013,570.14-7,895,506.74

Finding the Fourth Proportional to 13,052,108.30, 18,013,570.14 and 7,895,506.74

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Solution

The fourth proportional to 13,052,108.30, 18,013,570.14 and 7,895,506.74 is: 10,896,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,108.30 : 18,013,570.14 = 7,895,506.74 : x
  2. Step 2: Convert to fraction form
    13,052,108.30/18,013,570.14 = 7,895,506.74/x
  3. Step 3: Cross multiply
    13,052,108.30x = 18,013,570.14 × 7,895,506.74
  4. Step 4: Simplify right side
    13,052,108.30x = 142,226,264,451,832.75
  5. Step 5: Solve for x
    x = 142,226,264,451,832.75/13,052,108.30
  6. Step 6: Final answer
    x = 10,896,803.89

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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.