Home / 34,139,030.40-51,208,545.60-31,030,100.55

Finding the Fourth Proportional to 34,139,030.40, 51,208,545.60 and 31,030,100.55

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Solution

The fourth proportional to 34,139,030.40, 51,208,545.60 and 31,030,100.55 is: 46,545,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,139,030.40 : 51,208,545.60 = 31,030,100.55 : x
  2. Step 2: Convert to fraction form
    34,139,030.40/51,208,545.60 = 31,030,100.55/x
  3. Step 3: Cross multiply
    34,139,030.40x = 51,208,545.60 × 31,030,100.55
  4. Step 4: Simplify right side
    34,139,030.40x = 1,589,006,318,987,260.25
  5. Step 5: Solve for x
    x = 1,589,006,318,987,260.25/34,139,030.40
  6. Step 6: Final answer
    x = 46,545,150.83

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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.