Home / 12,871,049.04-19,289,155.28-4,888,518.48

Finding the Fourth Proportional to 12,871,049.04, 19,289,155.28 and 4,888,518.48

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Solution

The fourth proportional to 12,871,049.04, 19,289,155.28 and 4,888,518.48 is: 7,326,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,871,049.04 : 19,289,155.28 = 4,888,518.48 : x
  2. Step 2: Convert to fraction form
    12,871,049.04/19,289,155.28 = 4,888,518.48/x
  3. Step 3: Cross multiply
    12,871,049.04x = 19,289,155.28 × 4,888,518.48
  4. Step 4: Simplify right side
    12,871,049.04x = 94,295,392,049,869.59
  5. Step 5: Solve for x
    x = 94,295,392,049,869.59/12,871,049.04
  6. Step 6: Final answer
    x = 7,326,162.13

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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.