Home / 28,447,269.40-39,259,004.70-16,059,459.88

Finding the Fourth Proportional to 28,447,269.40, 39,259,004.70 and 16,059,459.88

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Solution

The fourth proportional to 28,447,269.40, 39,259,004.70 and 16,059,459.88 is: 22,163,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,269.40 : 39,259,004.70 = 16,059,459.88 : x
  2. Step 2: Convert to fraction form
    28,447,269.40/39,259,004.70 = 16,059,459.88/x
  3. Step 3: Cross multiply
    28,447,269.40x = 39,259,004.70 × 16,059,459.88
  4. Step 4: Simplify right side
    28,447,269.40x = 630,478,410,908,381.50
  5. Step 5: Solve for x
    x = 630,478,410,908,381.50/28,447,269.40
  6. Step 6: Final answer
    x = 22,163,055.51

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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.