Home / 17,286,907.60-25,931,673.60-5,155,424.20

Finding the Fourth Proportional to 17,286,907.60, 25,931,673.60 and 5,155,424.20

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Solution

The fourth proportional to 17,286,907.60, 25,931,673.60 and 5,155,424.20 is: 7,733,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,286,907.60 : 25,931,673.60 = 5,155,424.20 : x
  2. Step 2: Convert to fraction form
    17,286,907.60/25,931,673.60 = 5,155,424.20/x
  3. Step 3: Cross multiply
    17,286,907.60x = 25,931,673.60 × 5,155,424.20
  4. Step 4: Simplify right side
    17,286,907.60x = 133,688,777,623,941.12
  5. Step 5: Solve for x
    x = 133,688,777,623,941.12/17,286,907.60
  6. Step 6: Final answer
    x = 7,733,527.63

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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.