Home / 8,338,040.40-12,507,060.60-4,976,043.60

Finding the Fourth Proportional to 8,338,040.40, 12,507,060.60 and 4,976,043.60

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Solution

The fourth proportional to 8,338,040.40, 12,507,060.60 and 4,976,043.60 is: 7,464,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,040.40 : 12,507,060.60 = 4,976,043.60 : x
  2. Step 2: Convert to fraction form
    8,338,040.40/12,507,060.60 = 4,976,043.60/x
  3. Step 3: Cross multiply
    8,338,040.40x = 12,507,060.60 × 4,976,043.60
  4. Step 4: Simplify right side
    8,338,040.40x = 62,235,678,853,442.16
  5. Step 5: Solve for x
    x = 62,235,678,853,442.16/8,338,040.40
  6. Step 6: Final answer
    x = 7,464,065.40

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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.