Home / 4,938,356.10-7,423,280.55-4,654,920.90

Finding the Fourth Proportional to 4,938,356.10, 7,423,280.55 and 4,654,920.90

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Solution

The fourth proportional to 4,938,356.10, 7,423,280.55 and 4,654,920.90 is: 6,997,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,356.10 : 7,423,280.55 = 4,654,920.90 : x
  2. Step 2: Convert to fraction form
    4,938,356.10/7,423,280.55 = 4,654,920.90/x
  3. Step 3: Cross multiply
    4,938,356.10x = 7,423,280.55 × 4,654,920.90
  4. Step 4: Simplify right side
    4,938,356.10x = 34,554,783,778,758.50
  5. Step 5: Solve for x
    x = 34,554,783,778,758.50/4,938,356.10
  6. Step 6: Final answer
    x = 6,997,223.99

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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.