Home / 28,634,841.54-42,952,351.02-7,069,445.70

Finding the Fourth Proportional to 28,634,841.54, 42,952,351.02 and 7,069,445.70

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Solution

The fourth proportional to 28,634,841.54, 42,952,351.02 and 7,069,445.70 is: 10,604,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,634,841.54 : 42,952,351.02 = 7,069,445.70 : x
  2. Step 2: Convert to fraction form
    28,634,841.54/42,952,351.02 = 7,069,445.70/x
  3. Step 3: Cross multiply
    28,634,841.54x = 42,952,351.02 × 7,069,445.70
  4. Step 4: Simplify right side
    28,634,841.54x = 303,649,313,223,229.62
  5. Step 5: Solve for x
    x = 303,649,313,223,229.62/28,634,841.54
  6. Step 6: Final answer
    x = 10,604,190.45

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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.