Home / 7,992,345.60-11,988,518.40-4,801,075.20

Finding the Fourth Proportional to 7,992,345.60, 11,988,518.40 and 4,801,075.20

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Solution

The fourth proportional to 7,992,345.60, 11,988,518.40 and 4,801,075.20 is: 7,201,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992,345.60 : 11,988,518.40 = 4,801,075.20 : x
  2. Step 2: Convert to fraction form
    7,992,345.60/11,988,518.40 = 4,801,075.20/x
  3. Step 3: Cross multiply
    7,992,345.60x = 11,988,518.40 × 4,801,075.20
  4. Step 4: Simplify right side
    7,992,345.60x = 57,557,778,374,983.69
  5. Step 5: Solve for x
    x = 57,557,778,374,983.69/7,992,345.60
  6. Step 6: Final answer
    x = 7,201,612.80

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1.5x scale

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.