Home / 8,559,695.90-11,811,119.16-5,205,150.92

Finding the Fourth Proportional to 8,559,695.90, 11,811,119.16 and 5,205,150.92

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Solution

The fourth proportional to 8,559,695.90, 11,811,119.16 and 5,205,150.92 is: 7,182,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,695.90 : 11,811,119.16 = 5,205,150.92 : x
  2. Step 2: Convert to fraction form
    8,559,695.90/11,811,119.16 = 5,205,150.92/x
  3. Step 3: Cross multiply
    8,559,695.90x = 11,811,119.16 × 5,205,150.92
  4. Step 4: Simplify right side
    8,559,695.90x = 61,478,657,761,903.62
  5. Step 5: Solve for x
    x = 61,478,657,761,903.62/8,559,695.90
  6. Step 6: Final answer
    x = 7,182,341.34

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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.