Home / 48,673,220.40-73,005,085.80-12,771,428.40

Finding the Fourth Proportional to 48,673,220.40, 73,005,085.80 and 12,771,428.40

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Solution

The fourth proportional to 48,673,220.40, 73,005,085.80 and 12,771,428.40 is: 19,155,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,673,220.40 : 73,005,085.80 = 12,771,428.40 : x
  2. Step 2: Convert to fraction form
    48,673,220.40/73,005,085.80 = 12,771,428.40/x
  3. Step 3: Cross multiply
    48,673,220.40x = 73,005,085.80 × 12,771,428.40
  4. Step 4: Simplify right side
    48,673,220.40x = 932,379,226,130,556.75
  5. Step 5: Solve for x
    x = 932,379,226,130,556.75/48,673,220.40
  6. Step 6: Final answer
    x = 19,155,897.61

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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.