Home / 28,069,853.20-42,041,794.20-23,031,005.20

Finding the Fourth Proportional to 28,069,853.20, 42,041,794.20 and 23,031,005.20

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Solution

The fourth proportional to 28,069,853.20, 42,041,794.20 and 23,031,005.20 is: 34,494,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,069,853.20 : 42,041,794.20 = 23,031,005.20 : x
  2. Step 2: Convert to fraction form
    28,069,853.20/42,041,794.20 = 23,031,005.20/x
  3. Step 3: Cross multiply
    28,069,853.20x = 42,041,794.20 × 23,031,005.20
  4. Step 4: Simplify right side
    28,069,853.20x = 968,264,780,837,529.88
  5. Step 5: Solve for x
    x = 968,264,780,837,529.88/28,069,853.20
  6. Step 6: Final answer
    x = 34,494,828.81

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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.