Home / 5,470,792.11-7,549,866.75-2,989,958.37

Finding the Fourth Proportional to 5,470,792.11, 7,549,866.75 and 2,989,958.37

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Solution

The fourth proportional to 5,470,792.11, 7,549,866.75 and 2,989,958.37 is: 4,126,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,792.11 : 7,549,866.75 = 2,989,958.37 : x
  2. Step 2: Convert to fraction form
    5,470,792.11/7,549,866.75 = 2,989,958.37/x
  3. Step 3: Cross multiply
    5,470,792.11x = 7,549,866.75 × 2,989,958.37
  4. Step 4: Simplify right side
    5,470,792.11x = 22,573,787,281,547.20
  5. Step 5: Solve for x
    x = 22,573,787,281,547.20/5,470,792.11
  6. Step 6: Final answer
    x = 4,126,237.45

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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.