Home / 7,223,325.75-9,967,925.02-3,960,068.88

Finding the Fourth Proportional to 7,223,325.75, 9,967,925.02 and 3,960,068.88

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Solution

The fourth proportional to 7,223,325.75, 9,967,925.02 and 3,960,068.88 is: 5,464,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,325.75 : 9,967,925.02 = 3,960,068.88 : x
  2. Step 2: Convert to fraction form
    7,223,325.75/9,967,925.02 = 3,960,068.88/x
  3. Step 3: Cross multiply
    7,223,325.75x = 9,967,925.02 × 3,960,068.88
  4. Step 4: Simplify right side
    7,223,325.75x = 39,473,669,669,875.38
  5. Step 5: Solve for x
    x = 39,473,669,669,875.38/7,223,325.75
  6. Step 6: Final answer
    x = 5,464,750.04

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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.