Home / 51,854,459.47-71,562,023.85-28,649,088.21

Finding the Fourth Proportional to 51,854,459.47, 71,562,023.85 and 28,649,088.21

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Solution

The fourth proportional to 51,854,459.47, 71,562,023.85 and 28,649,088.21 is: 39,537,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854,459.47 : 71,562,023.85 = 28,649,088.21 : x
  2. Step 2: Convert to fraction form
    51,854,459.47/71,562,023.85 = 28,649,088.21/x
  3. Step 3: Cross multiply
    51,854,459.47x = 71,562,023.85 × 28,649,088.21
  4. Step 4: Simplify right side
    51,854,459.47x = 2,050,186,733,764,773.75
  5. Step 5: Solve for x
    x = 2,050,186,733,764,773.75/51,854,459.47
  6. Step 6: Final answer
    x = 39,537,327.26

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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.