Home / 10,031,978.41-13,844,211.57-5,448,332.59

Finding the Fourth Proportional to 10,031,978.41, 13,844,211.57 and 5,448,332.59

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Solution

The fourth proportional to 10,031,978.41, 13,844,211.57 and 5,448,332.59 is: 7,518,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031,978.41 : 13,844,211.57 = 5,448,332.59 : x
  2. Step 2: Convert to fraction form
    10,031,978.41/13,844,211.57 = 5,448,332.59/x
  3. Step 3: Cross multiply
    10,031,978.41x = 13,844,211.57 × 5,448,332.59
  4. Step 4: Simplify right side
    10,031,978.41x = 75,427,869,045,075.55
  5. Step 5: Solve for x
    x = 75,427,869,045,075.55/10,031,978.41
  6. Step 6: Final answer
    x = 7,518,743.16

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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.