Home / 7,710,468.16-10,640,509.04-4,272,766.60

Finding the Fourth Proportional to 7,710,468.16, 10,640,509.04 and 4,272,766.60

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Solution

The fourth proportional to 7,710,468.16, 10,640,509.04 and 4,272,766.60 is: 5,896,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,468.16 : 10,640,509.04 = 4,272,766.60 : x
  2. Step 2: Convert to fraction form
    7,710,468.16/10,640,509.04 = 4,272,766.60/x
  3. Step 3: Cross multiply
    7,710,468.16x = 10,640,509.04 × 4,272,766.60
  4. Step 4: Simplify right side
    7,710,468.16x = 45,464,411,633,110.05
  5. Step 5: Solve for x
    x = 45,464,411,633,110.05/7,710,468.16
  6. Step 6: Final answer
    x = 5,896,452.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.