Home / 30,915,505.33-46,374,749.21-10,165,483.94

Finding the Fourth Proportional to 30,915,505.33, 46,374,749.21 and 10,165,483.94

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Solution

The fourth proportional to 30,915,505.33, 46,374,749.21 and 10,165,483.94 is: 15,248,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,915,505.33 : 46,374,749.21 = 10,165,483.94 : x
  2. Step 2: Convert to fraction form
    30,915,505.33/46,374,749.21 = 10,165,483.94/x
  3. Step 3: Cross multiply
    30,915,505.33x = 46,374,749.21 × 10,165,483.94
  4. Step 4: Simplify right side
    30,915,505.33x = 471,421,768,109,322.69
  5. Step 5: Solve for x
    x = 471,421,768,109,322.69/30,915,505.33
  6. Step 6: Final answer
    x = 15,248,716.24

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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.