Home / 7,210,904.86-9,949,457.77-4,269,261.34

Finding the Fourth Proportional to 7,210,904.86, 9,949,457.77 and 4,269,261.34

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Solution

The fourth proportional to 7,210,904.86, 9,949,457.77 and 4,269,261.34 is: 5,890,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210,904.86 : 9,949,457.77 = 4,269,261.34 : x
  2. Step 2: Convert to fraction form
    7,210,904.86/9,949,457.77 = 4,269,261.34/x
  3. Step 3: Cross multiply
    7,210,904.86x = 9,949,457.77 × 4,269,261.34
  4. Step 4: Simplify right side
    7,210,904.86x = 42,476,835,411,423.61
  5. Step 5: Solve for x
    x = 42,476,835,411,423.61/7,210,904.86
  6. Step 6: Final answer
    x = 5,890,638.73

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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.