Home / 55,369,987.80-83,054,981.70-26,609,188.20

Finding the Fourth Proportional to 55,369,987.80, 83,054,981.70 and 26,609,188.20

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Solution

The fourth proportional to 55,369,987.80, 83,054,981.70 and 26,609,188.20 is: 39,913,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369,987.80 : 83,054,981.70 = 26,609,188.20 : x
  2. Step 2: Convert to fraction form
    55,369,987.80/83,054,981.70 = 26,609,188.20/x
  3. Step 3: Cross multiply
    55,369,987.80x = 83,054,981.70 × 26,609,188.20
  4. Step 4: Simplify right side
    55,369,987.80x = 2,210,025,639,002,856
  5. Step 5: Solve for x
    x = 2,210,025,639,002,856/55,369,987.80
  6. Step 6: Final answer
    x = 39,913,782.30

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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.