Home / 7,152,811.60-9,871,139.58-4,097,616.34

Finding the Fourth Proportional to 7,152,811.60, 9,871,139.58 and 4,097,616.34

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Solution

The fourth proportional to 7,152,811.60, 9,871,139.58 and 4,097,616.34 is: 5,654,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,811.60 : 9,871,139.58 = 4,097,616.34 : x
  2. Step 2: Convert to fraction form
    7,152,811.60/9,871,139.58 = 4,097,616.34/x
  3. Step 3: Cross multiply
    7,152,811.60x = 9,871,139.58 × 4,097,616.34
  4. Step 4: Simplify right side
    7,152,811.60x = 40,448,142,837,428.73
  5. Step 5: Solve for x
    x = 40,448,142,837,428.73/7,152,811.60
  6. Step 6: Final answer
    x = 5,654,859.25

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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.