Home / 55,762,011.60-83,604,655.80-28,415,374.80

Finding the Fourth Proportional to 55,762,011.60, 83,604,655.80 and 28,415,374.80

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Solution

The fourth proportional to 55,762,011.60, 83,604,655.80 and 28,415,374.80 is: 42,603,513.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762,011.60 : 83,604,655.80 = 28,415,374.80 : x
  2. Step 2: Convert to fraction form
    55,762,011.60/83,604,655.80 = 28,415,374.80/x
  3. Step 3: Cross multiply
    55,762,011.60x = 83,604,655.80 × 28,415,374.80
  4. Step 4: Simplify right side
    55,762,011.60x = 2,375,657,629,581,994
  5. Step 5: Solve for x
    x = 2,375,657,629,581,994/55,762,011.60
  6. Step 6: Final answer
    x = 42,603,513.78

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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.