Home / 34,778,567.80-52,152,105.30-13,205,999.80

Finding the Fourth Proportional to 34,778,567.80, 52,152,105.30 and 13,205,999.80

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Solution

The fourth proportional to 34,778,567.80, 52,152,105.30 and 13,205,999.80 is: 19,803,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778,567.80 : 52,152,105.30 = 13,205,999.80 : x
  2. Step 2: Convert to fraction form
    34,778,567.80/52,152,105.30 = 13,205,999.80/x
  3. Step 3: Cross multiply
    34,778,567.80x = 52,152,105.30 × 13,205,999.80
  4. Step 4: Simplify right side
    34,778,567.80x = 688,720,692,161,379
  5. Step 5: Solve for x
    x = 688,720,692,161,379/34,778,567.80
  6. Step 6: Final answer
    x = 19,803,020.53

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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.