Home / 5,319,643.20-7,968,232.80-3,523,387.20

Finding the Fourth Proportional to 5,319,643.20, 7,968,232.80 and 3,523,387.20

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Solution

The fourth proportional to 5,319,643.20, 7,968,232.80 and 3,523,387.20 is: 5,277,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,643.20 : 7,968,232.80 = 3,523,387.20 : x
  2. Step 2: Convert to fraction form
    5,319,643.20/7,968,232.80 = 3,523,387.20/x
  3. Step 3: Cross multiply
    5,319,643.20x = 7,968,232.80 × 3,523,387.20
  4. Step 4: Simplify right side
    5,319,643.20x = 28,075,169,454,140.16
  5. Step 5: Solve for x
    x = 28,075,169,454,140.16/5,319,643.20
  6. Step 6: Final answer
    x = 5,277,641.45

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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.