Home / 10,436,662.79-14,402,106.48-5,790,398.40

Finding the Fourth Proportional to 10,436,662.79, 14,402,106.48 and 5,790,398.40

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Solution

The fourth proportional to 10,436,662.79, 14,402,106.48 and 5,790,398.40 is: 7,990,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436,662.79 : 14,402,106.48 = 5,790,398.40 : x
  2. Step 2: Convert to fraction form
    10,436,662.79/14,402,106.48 = 5,790,398.40/x
  3. Step 3: Cross multiply
    10,436,662.79x = 14,402,106.48 × 5,790,398.40
  4. Step 4: Simplify right side
    10,436,662.79x = 83,393,934,340,135.64
  5. Step 5: Solve for x
    x = 83,393,934,340,135.64/10,436,662.79
  6. Step 6: Final answer
    x = 7,990,478.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.