Home / 7,774,899.60-11,667,598.20-5,072,642.40

Finding the Fourth Proportional to 7,774,899.60, 11,667,598.20 and 5,072,642.40

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Solution

The fourth proportional to 7,774,899.60, 11,667,598.20 and 5,072,642.40 is: 7,612,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,899.60 : 11,667,598.20 = 5,072,642.40 : x
  2. Step 2: Convert to fraction form
    7,774,899.60/11,667,598.20 = 5,072,642.40/x
  3. Step 3: Cross multiply
    7,774,899.60x = 11,667,598.20 × 5,072,642.40
  4. Step 4: Simplify right side
    7,774,899.60x = 59,185,553,335,483.68
  5. Step 5: Solve for x
    x = 59,185,553,335,483.68/7,774,899.60
  6. Step 6: Final answer
    x = 7,612,388.12

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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.