Home / 4,871,031.72-6,721,957.32-2,695,442.34

Finding the Fourth Proportional to 4,871,031.72, 6,721,957.32 and 2,695,442.34

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Solution

The fourth proportional to 4,871,031.72, 6,721,957.32 and 2,695,442.34 is: 3,719,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,031.72 : 6,721,957.32 = 2,695,442.34 : x
  2. Step 2: Convert to fraction form
    4,871,031.72/6,721,957.32 = 2,695,442.34/x
  3. Step 3: Cross multiply
    4,871,031.72x = 6,721,957.32 × 2,695,442.34
  4. Step 4: Simplify right side
    4,871,031.72x = 18,118,648,368,000.93
  5. Step 5: Solve for x
    x = 18,118,648,368,000.93/4,871,031.72
  6. Step 6: Final answer
    x = 3,719,673.66

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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.