Home / 7,878,204.19-10,880,889.83-5,295,400.93

Finding the Fourth Proportional to 7,878,204.19, 10,880,889.83 and 5,295,400.93

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Solution

The fourth proportional to 7,878,204.19, 10,880,889.83 and 5,295,400.93 is: 7,313,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,204.19 : 10,880,889.83 = 5,295,400.93 : x
  2. Step 2: Convert to fraction form
    7,878,204.19/10,880,889.83 = 5,295,400.93/x
  3. Step 3: Cross multiply
    7,878,204.19x = 10,880,889.83 × 5,295,400.93
  4. Step 4: Simplify right side
    7,878,204.19x = 57,618,674,125,009.54
  5. Step 5: Solve for x
    x = 57,618,674,125,009.54/7,878,204.19
  6. Step 6: Final answer
    x = 7,313,681.23

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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.