Home / 6,180,128.54-8,528,595.76-3,427,009.93

Finding the Fourth Proportional to 6,180,128.54, 8,528,595.76 and 3,427,009.93

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Solution

The fourth proportional to 6,180,128.54, 8,528,595.76 and 3,427,009.93 is: 4,729,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180,128.54 : 8,528,595.76 = 3,427,009.93 : x
  2. Step 2: Convert to fraction form
    6,180,128.54/8,528,595.76 = 3,427,009.93/x
  3. Step 3: Cross multiply
    6,180,128.54x = 8,528,595.76 × 3,427,009.93
  4. Step 4: Simplify right side
    6,180,128.54x = 29,227,582,358,475.90
  5. Step 5: Solve for x
    x = 29,227,582,358,475.90/6,180,128.54
  6. Step 6: Final answer
    x = 4,729,283.89

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1.5x scale

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.