Home / 9,281,724.39-12,808,586.63-5,151,513.23

Finding the Fourth Proportional to 9,281,724.39, 12,808,586.63 and 5,151,513.23

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Solution

The fourth proportional to 9,281,724.39, 12,808,586.63 and 5,151,513.23 is: 7,108,981.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281,724.39 : 12,808,586.63 = 5,151,513.23 : x
  2. Step 2: Convert to fraction form
    9,281,724.39/12,808,586.63 = 5,151,513.23/x
  3. Step 3: Cross multiply
    9,281,724.39x = 12,808,586.63 × 5,151,513.23
  4. Step 4: Simplify right side
    9,281,724.39x = 65,983,603,478,914.16
  5. Step 5: Solve for x
    x = 65,983,603,478,914.16/9,281,724.39
  6. Step 6: Final answer
    x = 7,108,981.12

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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.