Home / 9,281,762.66-12,808,639.55-5,151,551.60

Finding the Fourth Proportional to 9,281,762.66, 12,808,639.55 and 5,151,551.60

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Solution

The fourth proportional to 9,281,762.66, 12,808,639.55 and 5,151,551.60 is: 7,109,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281,762.66 : 12,808,639.55 = 5,151,551.60 : x
  2. Step 2: Convert to fraction form
    9,281,762.66/12,808,639.55 = 5,151,551.60/x
  3. Step 3: Cross multiply
    9,281,762.66x = 12,808,639.55 × 5,151,551.60
  4. Step 4: Simplify right side
    9,281,762.66x = 65,984,367,612,526.26
  5. Step 5: Solve for x
    x = 65,984,367,612,526.26/9,281,762.66
  6. Step 6: Final answer
    x = 7,109,034.14

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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.