Home / 9,117,196.40-13,657,132.20-4,631,999.60

Finding the Fourth Proportional to 9,117,196.40, 13,657,132.20 and 4,631,999.60

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Solution

The fourth proportional to 9,117,196.40, 13,657,132.20 and 4,631,999.60 is: 6,938,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,196.40 : 13,657,132.20 = 4,631,999.60 : x
  2. Step 2: Convert to fraction form
    9,117,196.40/13,657,132.20 = 4,631,999.60/x
  3. Step 3: Cross multiply
    9,117,196.40x = 13,657,132.20 × 4,631,999.60
  4. Step 4: Simplify right side
    9,117,196.40x = 63,259,830,887,547.11
  5. Step 5: Solve for x
    x = 63,259,830,887,547.11/9,117,196.40
  6. Step 6: Final answer
    x = 6,938,517.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.