Home / 9,335,855.40-14,014,280.70-7,215,340.20

Finding the Fourth Proportional to 9,335,855.40, 14,014,280.70 and 7,215,340.20

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Solution

The fourth proportional to 9,335,855.40, 14,014,280.70 and 7,215,340.20 is: 10,831,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335,855.40 : 14,014,280.70 = 7,215,340.20 : x
  2. Step 2: Convert to fraction form
    9,335,855.40/14,014,280.70 = 7,215,340.20/x
  3. Step 3: Cross multiply
    9,335,855.40x = 14,014,280.70 × 7,215,340.20
  4. Step 4: Simplify right side
    9,335,855.40x = 101,117,802,908,794.14
  5. Step 5: Solve for x
    x = 101,117,802,908,794.14/9,335,855.40
  6. Step 6: Final answer
    x = 10,831,123.51

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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.