Home / 7,054,155-9,734,815.62-3,914,483.12

Finding the Fourth Proportional to 7,054,155, 9,734,815.62 and 3,914,483.12

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Solution

The fourth proportional to 7,054,155, 9,734,815.62 and 3,914,483.12 is: 5,402,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054,155 : 9,734,815.62 = 3,914,483.12 : x
  2. Step 2: Convert to fraction form
    7,054,155/9,734,815.62 = 3,914,483.12/x
  3. Step 3: Cross multiply
    7,054,155x = 9,734,815.62 × 3,914,483.12
  4. Step 4: Simplify right side
    7,054,155x = 38,106,771,420,802.34
  5. Step 5: Solve for x
    x = 38,106,771,420,802.34/7,054,155
  6. Step 6: Final answer
    x = 5,402,032.05

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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.