Home / 47,342,070.90-71,013,806.22-13,261,262.58

Finding the Fourth Proportional to 47,342,070.90, 71,013,806.22 and 13,261,262.58

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Solution

The fourth proportional to 47,342,070.90, 71,013,806.22 and 13,261,262.58 is: 19,892,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342,070.90 : 71,013,806.22 = 13,261,262.58 : x
  2. Step 2: Convert to fraction form
    47,342,070.90/71,013,806.22 = 13,261,262.58/x
  3. Step 3: Cross multiply
    47,342,070.90x = 71,013,806.22 × 13,261,262.58
  4. Step 4: Simplify right side
    47,342,070.90x = 941,732,731,088,657.25
  5. Step 5: Solve for x
    x = 941,732,731,088,657.25/47,342,070.90
  6. Step 6: Final answer
    x = 19,892,089.91

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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.