Home / 53,277,074.16-73,522,362.60-28,830,788.40

Finding the Fourth Proportional to 53,277,074.16, 73,522,362.60 and 28,830,788.40

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Solution

The fourth proportional to 53,277,074.16, 73,522,362.60 and 28,830,788.40 is: 39,786,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277,074.16 : 73,522,362.60 = 28,830,788.40 : x
  2. Step 2: Convert to fraction form
    53,277,074.16/73,522,362.60 = 28,830,788.40/x
  3. Step 3: Cross multiply
    53,277,074.16x = 73,522,362.60 × 28,830,788.40
  4. Step 4: Simplify right side
    53,277,074.16x = 2,119,707,678,788,673.50
  5. Step 5: Solve for x
    x = 2,119,707,678,788,673.50/53,277,074.16
  6. Step 6: Final answer
    x = 39,786,488.13

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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.