Home / 62,208,028.80-93,312,043.20-39,421,238.40

Finding the Fourth Proportional to 62,208,028.80, 93,312,043.20 and 39,421,238.40

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Solution

The fourth proportional to 62,208,028.80, 93,312,043.20 and 39,421,238.40 is: 59,131,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,208,028.80 : 93,312,043.20 = 39,421,238.40 : x
  2. Step 2: Convert to fraction form
    62,208,028.80/93,312,043.20 = 39,421,238.40/x
  3. Step 3: Cross multiply
    62,208,028.80x = 93,312,043.20 × 39,421,238.40
  4. Step 4: Simplify right side
    62,208,028.80x = 3,678,476,300,578,299
  5. Step 5: Solve for x
    x = 3,678,476,300,578,299/62,208,028.80
  6. Step 6: Final answer
    x = 59,131,857.60

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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.