Home / 53,157,321.29-73,373,316.75-30,835,948.19

Finding the Fourth Proportional to 53,157,321.29, 73,373,316.75 and 30,835,948.19

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Solution

The fourth proportional to 53,157,321.29, 73,373,316.75 and 30,835,948.19 is: 42,563,013.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,157,321.29 : 73,373,316.75 = 30,835,948.19 : x
  2. Step 2: Convert to fraction form
    53,157,321.29/73,373,316.75 = 30,835,948.19/x
  3. Step 3: Cross multiply
    53,157,321.29x = 73,373,316.75 × 30,835,948.19
  4. Step 4: Simplify right side
    53,157,321.29x = 2,262,535,793,464,592.50
  5. Step 5: Solve for x
    x = 2,262,535,793,464,592.50/53,157,321.29
  6. Step 6: Final answer
    x = 42,563,013.68

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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.