Home / 9,143,425.16-13,715,110.41-2,319,985.16

Finding the Fourth Proportional to 9,143,425.16, 13,715,110.41 and 2,319,985.16

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Solution

The fourth proportional to 9,143,425.16, 13,715,110.41 and 2,319,985.16 is: 3,479,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143,425.16 : 13,715,110.41 = 2,319,985.16 : x
  2. Step 2: Convert to fraction form
    9,143,425.16/13,715,110.41 = 2,319,985.16/x
  3. Step 3: Cross multiply
    9,143,425.16x = 13,715,110.41 × 2,319,985.16
  4. Step 4: Simplify right side
    9,143,425.16x = 31,818,852,644,549.35
  5. Step 5: Solve for x
    x = 31,818,852,644,549.35/9,143,425.16
  6. Step 6: Final answer
    x = 3,479,970.81

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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.