Home / 8,141,374.80-12,270,581.08-7,017,699.06

Finding the Fourth Proportional to 8,141,374.80, 12,270,581.08 and 7,017,699.06

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Solution

The fourth proportional to 8,141,374.80, 12,270,581.08 and 7,017,699.06 is: 10,576,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141,374.80 : 12,270,581.08 = 7,017,699.06 : x
  2. Step 2: Convert to fraction form
    8,141,374.80/12,270,581.08 = 7,017,699.06/x
  3. Step 3: Cross multiply
    8,141,374.80x = 12,270,581.08 × 7,017,699.06
  4. Step 4: Simplify right side
    8,141,374.80x = 86,111,245,312,959.31
  5. Step 5: Solve for x
    x = 86,111,245,312,959.31/8,141,374.80
  6. Step 6: Final answer
    x = 10,576,990.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.