Home / 9,979,752.87-14,971,477.32-3,158,043.35

Finding the Fourth Proportional to 9,979,752.87, 14,971,477.32 and 3,158,043.35

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Solution

The fourth proportional to 9,979,752.87, 14,971,477.32 and 3,158,043.35 is: 4,737,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,752.87 : 14,971,477.32 = 3,158,043.35 : x
  2. Step 2: Convert to fraction form
    9,979,752.87/14,971,477.32 = 3,158,043.35/x
  3. Step 3: Cross multiply
    9,979,752.87x = 14,971,477.32 × 3,158,043.35
  4. Step 4: Simplify right side
    9,979,752.87x = 47,280,574,315,244.44
  5. Step 5: Solve for x
    x = 47,280,574,315,244.44/9,979,752.87
  6. Step 6: Final answer
    x = 4,737,649.81

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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.