Home / 7,643,962.49-10,548,349.67-4,159,314.95

Finding the Fourth Proportional to 7,643,962.49, 10,548,349.67 and 4,159,314.95

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Solution

The fourth proportional to 7,643,962.49, 10,548,349.67 and 4,159,314.95 is: 5,739,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,962.49 : 10,548,349.67 = 4,159,314.95 : x
  2. Step 2: Convert to fraction form
    7,643,962.49/10,548,349.67 = 4,159,314.95/x
  3. Step 3: Cross multiply
    7,643,962.49x = 10,548,349.67 × 4,159,314.95
  4. Step 4: Simplify right side
    7,643,962.49x = 43,873,908,480,258.57
  5. Step 5: Solve for x
    x = 43,873,908,480,258.57/7,643,962.49
  6. Step 6: Final answer
    x = 5,739,681.29

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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.