Home / 7,938,032.40-11,907,048.60-5,536,803.60

Finding the Fourth Proportional to 7,938,032.40, 11,907,048.60 and 5,536,803.60

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Solution

The fourth proportional to 7,938,032.40, 11,907,048.60 and 5,536,803.60 is: 8,305,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,032.40 : 11,907,048.60 = 5,536,803.60 : x
  2. Step 2: Convert to fraction form
    7,938,032.40/11,907,048.60 = 5,536,803.60/x
  3. Step 3: Cross multiply
    7,938,032.40x = 11,907,048.60 × 5,536,803.60
  4. Step 4: Simplify right side
    7,938,032.40x = 65,926,989,553,854.95
  5. Step 5: Solve for x
    x = 65,926,989,553,854.95/7,938,032.40
  6. Step 6: Final answer
    x = 8,305,205.40

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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.