Home / 9,506,915.93-13,121,220.98-5,641,568.39

Finding the Fourth Proportional to 9,506,915.93, 13,121,220.98 and 5,641,568.39

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Solution

The fourth proportional to 9,506,915.93, 13,121,220.98 and 5,641,568.39 is: 7,786,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,915.93 : 13,121,220.98 = 5,641,568.39 : x
  2. Step 2: Convert to fraction form
    9,506,915.93/13,121,220.98 = 5,641,568.39/x
  3. Step 3: Cross multiply
    9,506,915.93x = 13,121,220.98 × 5,641,568.39
  4. Step 4: Simplify right side
    9,506,915.93x = 74,024,265,518,972.83
  5. Step 5: Solve for x
    x = 74,024,265,518,972.83/9,506,915.93
  6. Step 6: Final answer
    x = 7,786,359.54

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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.