Home / 12,646,571.40-18,982,298.70-6,264,030.60

Finding the Fourth Proportional to 12,646,571.40, 18,982,298.70 and 6,264,030.60

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Solution

The fourth proportional to 12,646,571.40, 18,982,298.70 and 6,264,030.60 is: 9,402,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,646,571.40 : 18,982,298.70 = 6,264,030.60 : x
  2. Step 2: Convert to fraction form
    12,646,571.40/18,982,298.70 = 6,264,030.60/x
  3. Step 3: Cross multiply
    12,646,571.40x = 18,982,298.70 × 6,264,030.60
  4. Step 4: Simplify right side
    12,646,571.40x = 118,905,699,915,140.20
  5. Step 5: Solve for x
    x = 118,905,699,915,140.20/12,646,571.40
  6. Step 6: Final answer
    x = 9,402,208.41

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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.