Home / 10,805,989.60-14,912,634-6,160,461.60

Finding the Fourth Proportional to 10,805,989.60, 14,912,634 and 6,160,461.60

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Solution

The fourth proportional to 10,805,989.60, 14,912,634 and 6,160,461.60 is: 8,501,647.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805,989.60 : 14,912,634 = 6,160,461.60 : x
  2. Step 2: Convert to fraction form
    10,805,989.60/14,912,634 = 6,160,461.60/x
  3. Step 3: Cross multiply
    10,805,989.60x = 14,912,634 × 6,160,461.60
  4. Step 4: Simplify right side
    10,805,989.60x = 91,868,709,111,854.39
  5. Step 5: Solve for x
    x = 91,868,709,111,854.39/10,805,989.60
  6. Step 6: Final answer
    x = 8,501,647.00

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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.