Home / 8,064,570.80-12,082,859.40-5,223,220.40

Finding the Fourth Proportional to 8,064,570.80, 12,082,859.40 and 5,223,220.40

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Solution

The fourth proportional to 8,064,570.80, 12,082,859.40 and 5,223,220.40 is: 7,825,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,570.80 : 12,082,859.40 = 5,223,220.40 : x
  2. Step 2: Convert to fraction form
    8,064,570.80/12,082,859.40 = 5,223,220.40/x
  3. Step 3: Cross multiply
    8,064,570.80x = 12,082,859.40 × 5,223,220.40
  4. Step 4: Simplify right side
    8,064,570.80x = 63,111,437,708,411.77
  5. Step 5: Solve for x
    x = 63,111,437,708,411.77/8,064,570.80
  6. Step 6: Final answer
    x = 7,825,765.22

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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.