Home / 9,130,856.63-12,600,978.23-5,056,475.63

Finding the Fourth Proportional to 9,130,856.63, 12,600,978.23 and 5,056,475.63

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Solution

The fourth proportional to 9,130,856.63, 12,600,978.23 and 5,056,475.63 is: 6,978,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130,856.63 : 12,600,978.23 = 5,056,475.63 : x
  2. Step 2: Convert to fraction form
    9,130,856.63/12,600,978.23 = 5,056,475.63/x
  3. Step 3: Cross multiply
    9,130,856.63x = 12,600,978.23 × 5,056,475.63
  4. Step 4: Simplify right side
    9,130,856.63x = 63,716,539,283,791.84
  5. Step 5: Solve for x
    x = 63,716,539,283,791.84/9,130,856.63
  6. Step 6: Final answer
    x = 6,978,155.71

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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.