Home / 10,567,612.80-15,840,921.60-4,877,913.60

Finding the Fourth Proportional to 10,567,612.80, 15,840,921.60 and 4,877,913.60

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Solution

The fourth proportional to 10,567,612.80, 15,840,921.60 and 4,877,913.60 is: 7,312,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567,612.80 : 15,840,921.60 = 4,877,913.60 : x
  2. Step 2: Convert to fraction form
    10,567,612.80/15,840,921.60 = 4,877,913.60/x
  3. Step 3: Cross multiply
    10,567,612.80x = 15,840,921.60 × 4,877,913.60
  4. Step 4: Simplify right side
    10,567,612.80x = 77,270,646,909,173.75
  5. Step 5: Solve for x
    x = 77,270,646,909,173.75/10,567,612.80
  6. Step 6: Final answer
    x = 7,312,024.80

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1.5x scale

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.