Home / 7,401,521.45-10,208,463.91-6,370,783.53

Finding the Fourth Proportional to 7,401,521.45, 10,208,463.91 and 6,370,783.53

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Solution

The fourth proportional to 7,401,521.45, 10,208,463.91 and 6,370,783.53 is: 8,786,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,521.45 : 10,208,463.91 = 6,370,783.53 : x
  2. Step 2: Convert to fraction form
    7,401,521.45/10,208,463.91 = 6,370,783.53/x
  3. Step 3: Cross multiply
    7,401,521.45x = 10,208,463.91 × 6,370,783.53
  4. Step 4: Simplify right side
    7,401,521.45x = 65,035,913,712,573.48
  5. Step 5: Solve for x
    x = 65,035,913,712,573.48/7,401,521.45
  6. Step 6: Final answer
    x = 8,786,830.40

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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.