Home / 6,127,754-8,455,018.80-3,549,280.88

Finding the Fourth Proportional to 6,127,754, 8,455,018.80 and 3,549,280.88

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Solution

The fourth proportional to 6,127,754, 8,455,018.80 and 3,549,280.88 is: 4,897,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,754 : 8,455,018.80 = 3,549,280.88 : x
  2. Step 2: Convert to fraction form
    6,127,754/8,455,018.80 = 3,549,280.88/x
  3. Step 3: Cross multiply
    6,127,754x = 8,455,018.80 × 3,549,280.88
  4. Step 4: Simplify right side
    6,127,754x = 30,009,236,566,880.55
  5. Step 5: Solve for x
    x = 30,009,236,566,880.55/6,127,754
  6. Step 6: Final answer
    x = 4,897,265.22

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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.