Home / 13,312,069.80-19,968,104.70-6,579,090.60

Finding the Fourth Proportional to 13,312,069.80, 19,968,104.70 and 6,579,090.60

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Solution

The fourth proportional to 13,312,069.80, 19,968,104.70 and 6,579,090.60 is: 9,868,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,069.80 : 19,968,104.70 = 6,579,090.60 : x
  2. Step 2: Convert to fraction form
    13,312,069.80/19,968,104.70 = 6,579,090.60/x
  3. Step 3: Cross multiply
    13,312,069.80x = 19,968,104.70 × 6,579,090.60
  4. Step 4: Simplify right side
    13,312,069.80x = 131,371,969,931,585.81
  5. Step 5: Solve for x
    x = 131,371,969,931,585.81/13,312,069.80
  6. Step 6: Final answer
    x = 9,868,635.90

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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.