Home / 7,116,329.07-9,820,492.74-3,853,076.40

Finding the Fourth Proportional to 7,116,329.07, 9,820,492.74 and 3,853,076.40

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Solution

The fourth proportional to 7,116,329.07, 9,820,492.74 and 3,853,076.40 is: 5,317,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,329.07 : 9,820,492.74 = 3,853,076.40 : x
  2. Step 2: Convert to fraction form
    7,116,329.07/9,820,492.74 = 3,853,076.40/x
  3. Step 3: Cross multiply
    7,116,329.07x = 9,820,492.74 × 3,853,076.40
  4. Step 4: Simplify right side
    7,116,329.07x = 37,839,108,812,865.34
  5. Step 5: Solve for x
    x = 37,839,108,812,865.34/7,116,329.07
  6. Step 6: Final answer
    x = 5,317,223.03

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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.