Home / 9,492,555.88-13,100,666.34-5,418,788.20

Finding the Fourth Proportional to 9,492,555.88, 13,100,666.34 and 5,418,788.20

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Solution

The fourth proportional to 9,492,555.88, 13,100,666.34 and 5,418,788.20 is: 7,478,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492,555.88 : 13,100,666.34 = 5,418,788.20 : x
  2. Step 2: Convert to fraction form
    9,492,555.88/13,100,666.34 = 5,418,788.20/x
  3. Step 3: Cross multiply
    9,492,555.88x = 13,100,666.34 × 5,418,788.20
  4. Step 4: Simplify right side
    9,492,555.88x = 70,989,736,175,329.19
  5. Step 5: Solve for x
    x = 70,989,736,175,329.19/9,492,555.88
  6. Step 6: Final answer
    x = 7,478,463.87

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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.