Home / 8,657,050.45-11,945,679.45-4,987,155.10

Finding the Fourth Proportional to 8,657,050.45, 11,945,679.45 and 4,987,155.10

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Solution

The fourth proportional to 8,657,050.45, 11,945,679.45 and 4,987,155.10 is: 6,881,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,050.45 : 11,945,679.45 = 4,987,155.10 : x
  2. Step 2: Convert to fraction form
    8,657,050.45/11,945,679.45 = 4,987,155.10/x
  3. Step 3: Cross multiply
    8,657,050.45x = 11,945,679.45 × 4,987,155.10
  4. Step 4: Simplify right side
    8,657,050.45x = 59,574,956,192,032.69
  5. Step 5: Solve for x
    x = 59,574,956,192,032.69/8,657,050.45
  6. Step 6: Final answer
    x = 6,881,669.06

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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.