Home / 6,249,497.40-9,374,246.10-1,990,096.20

Finding the Fourth Proportional to 6,249,497.40, 9,374,246.10 and 1,990,096.20

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Solution

The fourth proportional to 6,249,497.40, 9,374,246.10 and 1,990,096.20 is: 2,985,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249,497.40 : 9,374,246.10 = 1,990,096.20 : x
  2. Step 2: Convert to fraction form
    6,249,497.40/9,374,246.10 = 1,990,096.20/x
  3. Step 3: Cross multiply
    6,249,497.40x = 9,374,246.10 × 1,990,096.20
  4. Step 4: Simplify right side
    6,249,497.40x = 18,655,651,541,474.82
  5. Step 5: Solve for x
    x = 18,655,651,541,474.82/6,249,497.40
  6. Step 6: Final answer
    x = 2,985,144.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.