Home / 14,283,916.20-21,426,048.54-4,186,741.32

Finding the Fourth Proportional to 14,283,916.20, 21,426,048.54 and 4,186,741.32

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Solution

The fourth proportional to 14,283,916.20, 21,426,048.54 and 4,186,741.32 is: 6,280,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283,916.20 : 21,426,048.54 = 4,186,741.32 : x
  2. Step 2: Convert to fraction form
    14,283,916.20/21,426,048.54 = 4,186,741.32/x
  3. Step 3: Cross multiply
    14,283,916.20x = 21,426,048.54 × 4,186,741.32
  4. Step 4: Simplify right side
    14,283,916.20x = 89,705,322,746,743.67
  5. Step 5: Solve for x
    x = 89,705,322,746,743.67/14,283,916.20
  6. Step 6: Final answer
    x = 6,280,163.05

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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.