Home / 41,145,870.72-61,706,206.80-28,447,973.76

Finding the Fourth Proportional to 41,145,870.72, 61,706,206.80 and 28,447,973.76

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Solution

The fourth proportional to 41,145,870.72, 61,706,206.80 and 28,447,973.76 is: 42,663,249.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,145,870.72 : 61,706,206.80 = 28,447,973.76 : x
  2. Step 2: Convert to fraction form
    41,145,870.72/61,706,206.80 = 28,447,973.76/x
  3. Step 3: Cross multiply
    41,145,870.72x = 61,706,206.80 × 28,447,973.76
  4. Step 4: Simplify right side
    41,145,870.72x = 1,755,416,551,875,533.50
  5. Step 5: Solve for x
    x = 1,755,416,551,875,533.50/41,145,870.72
  6. Step 6: Final answer
    x = 42,663,249.58

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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.