Home / 7,938,109.78-10,953,263.64-4,675,574.14

Finding the Fourth Proportional to 7,938,109.78, 10,953,263.64 and 4,675,574.14

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Solution

The fourth proportional to 7,938,109.78, 10,953,263.64 and 4,675,574.14 is: 6,451,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,109.78 : 10,953,263.64 = 4,675,574.14 : x
  2. Step 2: Convert to fraction form
    7,938,109.78/10,953,263.64 = 4,675,574.14/x
  3. Step 3: Cross multiply
    7,938,109.78x = 10,953,263.64 × 4,675,574.14
  4. Step 4: Simplify right side
    7,938,109.78x = 51,212,796,223,786.27
  5. Step 5: Solve for x
    x = 51,212,796,223,786.27/7,938,109.78
  6. Step 6: Final answer
    x = 6,451,510.20

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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.