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Finding the Fourth Proportional to 4,374,953.90, 6,562,430.85 and 4,374,953.90

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Solution

The fourth proportional to 4,374,953.90, 6,562,430.85 and 4,374,953.90 is: 6,562,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,953.90 : 6,562,430.85 = 4,374,953.90 : x
  2. Step 2: Convert to fraction form
    4,374,953.90/6,562,430.85 = 4,374,953.90/x
  3. Step 3: Cross multiply
    4,374,953.90x = 6,562,430.85 × 4,374,953.90
  4. Step 4: Simplify right side
    4,374,953.90x = 28,710,332,440,687.82
  5. Step 5: Solve for x
    x = 28,710,332,440,687.82/4,374,953.90
  6. Step 6: Final answer
    x = 6,562,430.85

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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.