Home / 7,653,662.65-10,562,055.03-4,215,903.68

Finding the Fourth Proportional to 7,653,662.65, 10,562,055.03 and 4,215,903.68

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Solution

The fourth proportional to 7,653,662.65, 10,562,055.03 and 4,215,903.68 is: 5,817,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,662.65 : 10,562,055.03 = 4,215,903.68 : x
  2. Step 2: Convert to fraction form
    7,653,662.65/10,562,055.03 = 4,215,903.68/x
  3. Step 3: Cross multiply
    7,653,662.65x = 10,562,055.03 × 4,215,903.68
  4. Step 4: Simplify right side
    7,653,662.65x = 44,528,606,669,339.51
  5. Step 5: Solve for x
    x = 44,528,606,669,339.51/7,653,662.65
  6. Step 6: Final answer
    x = 5,817,947.39

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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.