Home / 61,918,821.80-92,877,904.65-15,860,601.80

Finding the Fourth Proportional to 61,918,821.80, 92,877,904.65 and 15,860,601.80

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Solution

The fourth proportional to 61,918,821.80, 92,877,904.65 and 15,860,601.80 is: 23,790,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,918,821.80 : 92,877,904.65 = 15,860,601.80 : x
  2. Step 2: Convert to fraction form
    61,918,821.80/92,877,904.65 = 15,860,601.80/x
  3. Step 3: Cross multiply
    61,918,821.80x = 92,877,904.65 × 15,860,601.80
  4. Step 4: Simplify right side
    61,918,821.80x = 1,473,099,461,672,018.50
  5. Step 5: Solve for x
    x = 1,473,099,461,672,018.50/61,918,821.80
  6. Step 6: Final answer
    x = 23,790,818.67

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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.