Home / 55,765,705.86-83,681,298.14-23,415,120.72

Finding the Fourth Proportional to 55,765,705.86, 83,681,298.14 and 23,415,120.72

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Solution

The fourth proportional to 55,765,705.86, 83,681,298.14 and 23,415,120.72 is: 35,136,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,765,705.86 : 83,681,298.14 = 23,415,120.72 : x
  2. Step 2: Convert to fraction form
    55,765,705.86/83,681,298.14 = 23,415,120.72/x
  3. Step 3: Cross multiply
    55,765,705.86x = 83,681,298.14 × 23,415,120.72
  4. Step 4: Simplify right side
    55,765,705.86x = 1,959,407,697,837,336
  5. Step 5: Solve for x
    x = 1,959,407,697,837,336/55,765,705.86
  6. Step 6: Final answer
    x = 35,136,427.80

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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.