Home / 40,825,669.06-61,217,239.87-19,254,478.87

Finding the Fourth Proportional to 40,825,669.06, 61,217,239.87 and 19,254,478.87

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Solution

The fourth proportional to 40,825,669.06, 61,217,239.87 and 19,254,478.87 is: 28,871,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,669.06 : 61,217,239.87 = 19,254,478.87 : x
  2. Step 2: Convert to fraction form
    40,825,669.06/61,217,239.87 = 19,254,478.87/x
  3. Step 3: Cross multiply
    40,825,669.06x = 61,217,239.87 × 19,254,478.87
  4. Step 4: Simplify right side
    40,825,669.06x = 1,178,706,051,556,636.50
  5. Step 5: Solve for x
    x = 1,178,706,051,556,636.50/40,825,669.06
  6. Step 6: Final answer
    x = 28,871,689.77

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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.