Home / 9,548,457.81-13,177,040-5,197,669.17

Finding the Fourth Proportional to 9,548,457.81, 13,177,040 and 5,197,669.17

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Solution

The fourth proportional to 9,548,457.81, 13,177,040 and 5,197,669.17 is: 7,172,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,548,457.81 : 13,177,040 = 5,197,669.17 : x
  2. Step 2: Convert to fraction form
    9,548,457.81/13,177,040 = 5,197,669.17/x
  3. Step 3: Cross multiply
    9,548,457.81x = 13,177,040 × 5,197,669.17
  4. Step 4: Simplify right side
    9,548,457.81x = 68,489,894,559,856.80
  5. Step 5: Solve for x
    x = 68,489,894,559,856.80/9,548,457.81
  6. Step 6: Final answer
    x = 7,172,875.03

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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.