Home / 7,152,810.60-9,871,138.20-4,097,615.34

Finding the Fourth Proportional to 7,152,810.60, 9,871,138.20 and 4,097,615.34

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Solution

The fourth proportional to 7,152,810.60, 9,871,138.20 and 4,097,615.34 is: 5,654,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,810.60 : 9,871,138.20 = 4,097,615.34 : x
  2. Step 2: Convert to fraction form
    7,152,810.60/9,871,138.20 = 4,097,615.34/x
  3. Step 3: Cross multiply
    7,152,810.60x = 9,871,138.20 × 4,097,615.34
  4. Step 4: Simplify right side
    7,152,810.60x = 40,448,127,363,962.81
  5. Step 5: Solve for x
    x = 40,448,127,363,962.81/7,152,810.60
  6. Step 6: Final answer
    x = 5,654,857.87

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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.