Home / 10,019,739.80-13,827,267.36-5,436,061.16

Finding the Fourth Proportional to 10,019,739.80, 13,827,267.36 and 5,436,061.16

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Solution

The fourth proportional to 10,019,739.80, 13,827,267.36 and 5,436,061.16 is: 7,501,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,739.80 : 13,827,267.36 = 5,436,061.16 : x
  2. Step 2: Convert to fraction form
    10,019,739.80/13,827,267.36 = 5,436,061.16/x
  3. Step 3: Cross multiply
    10,019,739.80x = 13,827,267.36 × 5,436,061.16
  4. Step 4: Simplify right side
    10,019,739.80x = 75,165,871,044,631.73
  5. Step 5: Solve for x
    x = 75,165,871,044,631.73/10,019,739.80
  6. Step 6: Final answer
    x = 7,501,778.74

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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.