Home / 19,811,254.16-29,717,110.03-5,978,332.75

Finding the Fourth Proportional to 19,811,254.16, 29,717,110.03 and 5,978,332.75

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Solution

The fourth proportional to 19,811,254.16, 29,717,110.03 and 5,978,332.75 is: 8,967,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811,254.16 : 29,717,110.03 = 5,978,332.75 : x
  2. Step 2: Convert to fraction form
    19,811,254.16/29,717,110.03 = 5,978,332.75/x
  3. Step 3: Cross multiply
    19,811,254.16x = 29,717,110.03 × 5,978,332.75
  4. Step 4: Simplify right side
    19,811,254.16x = 177,658,772,127,702.50
  5. Step 5: Solve for x
    x = 177,658,772,127,702.50/19,811,254.16
  6. Step 6: Final answer
    x = 8,967,568.17

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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.