Home / 7,482,804.60-11,196,180.90-5,328,809.40

Finding the Fourth Proportional to 7,482,804.60, 11,196,180.90 and 5,328,809.40

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Solution

The fourth proportional to 7,482,804.60, 11,196,180.90 and 5,328,809.40 is: 7,973,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482,804.60 : 11,196,180.90 = 5,328,809.40 : x
  2. Step 2: Convert to fraction form
    7,482,804.60/11,196,180.90 = 5,328,809.40/x
  3. Step 3: Cross multiply
    7,482,804.60x = 11,196,180.90 × 5,328,809.40
  4. Step 4: Simplify right side
    7,482,804.60x = 59,662,314,024,020.47
  5. Step 5: Solve for x
    x = 59,662,314,024,020.47/7,482,804.60
  6. Step 6: Final answer
    x = 7,973,255.65

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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.