Home / 53,649,745.04-74,038,436.50-30,132,426.12

Finding the Fourth Proportional to 53,649,745.04, 74,038,436.50 and 30,132,426.12

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Solution

The fourth proportional to 53,649,745.04, 74,038,436.50 and 30,132,426.12 is: 41,583,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,649,745.04 : 74,038,436.50 = 30,132,426.12 : x
  2. Step 2: Convert to fraction form
    53,649,745.04/74,038,436.50 = 30,132,426.12/x
  3. Step 3: Cross multiply
    53,649,745.04x = 74,038,436.50 × 30,132,426.12
  4. Step 4: Simplify right side
    53,649,745.04x = 2,230,957,717,876,561.50
  5. Step 5: Solve for x
    x = 2,230,957,717,876,561.50/53,649,745.04
  6. Step 6: Final answer
    x = 41,583,752.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.