Home / 7,919,783.32-10,927,720.17-4,820,230.60

Finding the Fourth Proportional to 7,919,783.32, 10,927,720.17 and 4,820,230.60

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Solution

The fourth proportional to 7,919,783.32, 10,927,720.17 and 4,820,230.60 is: 6,650,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,783.32 : 10,927,720.17 = 4,820,230.60 : x
  2. Step 2: Convert to fraction form
    7,919,783.32/10,927,720.17 = 4,820,230.60/x
  3. Step 3: Cross multiply
    7,919,783.32x = 10,927,720.17 × 4,820,230.60
  4. Step 4: Simplify right side
    7,919,783.32x = 52,674,131,151,671.20
  5. Step 5: Solve for x
    x = 52,674,131,151,671.20/7,919,783.32
  6. Step 6: Final answer
    x = 6,650,956.10

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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.