Home / 6,938,567.78-9,575,071.65-3,798,824.90

Finding the Fourth Proportional to 6,938,567.78, 9,575,071.65 and 3,798,824.90

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Solution

The fourth proportional to 6,938,567.78, 9,575,071.65 and 3,798,824.90 is: 5,242,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938,567.78 : 9,575,071.65 = 3,798,824.90 : x
  2. Step 2: Convert to fraction form
    6,938,567.78/9,575,071.65 = 3,798,824.90/x
  3. Step 3: Cross multiply
    6,938,567.78x = 9,575,071.65 × 3,798,824.90
  4. Step 4: Simplify right side
    6,938,567.78x = 36,374,020,603,304.09
  5. Step 5: Solve for x
    x = 36,374,020,603,304.09/6,938,567.78
  6. Step 6: Final answer
    x = 5,242,295.21

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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.