Home / 4,688,155.05-7,027,437.27-3,171,998.16

Finding the Fourth Proportional to 4,688,155.05, 7,027,437.27 and 3,171,998.16

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Solution

The fourth proportional to 4,688,155.05, 7,027,437.27 and 3,171,998.16 is: 4,754,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688,155.05 : 7,027,437.27 = 3,171,998.16 : x
  2. Step 2: Convert to fraction form
    4,688,155.05/7,027,437.27 = 3,171,998.16/x
  3. Step 3: Cross multiply
    4,688,155.05x = 7,027,437.27 × 3,171,998.16
  4. Step 4: Simplify right side
    4,688,155.05x = 22,291,018,089,955.42
  5. Step 5: Solve for x
    x = 22,291,018,089,955.42/4,688,155.05
  6. Step 6: Final answer
    x = 4,754,752.74

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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.