Home / 12,705,513.75-17,535,970.95-7,273,005.75

Finding the Fourth Proportional to 12,705,513.75, 17,535,970.95 and 7,273,005.75

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Solution

The fourth proportional to 12,705,513.75, 17,535,970.95 and 7,273,005.75 is: 10,038,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,513.75 : 17,535,970.95 = 7,273,005.75 : x
  2. Step 2: Convert to fraction form
    12,705,513.75/17,535,970.95 = 7,273,005.75/x
  3. Step 3: Cross multiply
    12,705,513.75x = 17,535,970.95 × 7,273,005.75
  4. Step 4: Simplify right side
    12,705,513.75x = 127,539,217,551,182.95
  5. Step 5: Solve for x
    x = 127,539,217,551,182.95/12,705,513.75
  6. Step 6: Final answer
    x = 10,038,100.00

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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.