Home / 4,320,070.80-6,480,106.20-2,816,019.60

Finding the Fourth Proportional to 4,320,070.80, 6,480,106.20 and 2,816,019.60

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Solution

The fourth proportional to 4,320,070.80, 6,480,106.20 and 2,816,019.60 is: 4,224,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320,070.80 : 6,480,106.20 = 2,816,019.60 : x
  2. Step 2: Convert to fraction form
    4,320,070.80/6,480,106.20 = 2,816,019.60/x
  3. Step 3: Cross multiply
    4,320,070.80x = 6,480,106.20 × 2,816,019.60
  4. Step 4: Simplify right side
    4,320,070.80x = 18,248,106,069,281.52
  5. Step 5: Solve for x
    x = 18,248,106,069,281.52/4,320,070.80
  6. Step 6: Final answer
    x = 4,224,029.40

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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.