Home / 7,280,145.21-10,046,810.73-4,017,170.14

Finding the Fourth Proportional to 7,280,145.21, 10,046,810.73 and 4,017,170.14

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Solution

The fourth proportional to 7,280,145.21, 10,046,810.73 and 4,017,170.14 is: 5,543,810.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,145.21 : 10,046,810.73 = 4,017,170.14 : x
  2. Step 2: Convert to fraction form
    7,280,145.21/10,046,810.73 = 4,017,170.14/x
  3. Step 3: Cross multiply
    7,280,145.21x = 10,046,810.73 × 4,017,170.14
  4. Step 4: Simplify right side
    7,280,145.21x = 40,359,748,066,787.60
  5. Step 5: Solve for x
    x = 40,359,748,066,787.60/7,280,145.21
  6. Step 6: Final answer
    x = 5,543,810.86

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1.5x scale

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.