Home / 53,463,510.78-73,766,999.81-30,258,637.67

Finding the Fourth Proportional to 53,463,510.78, 73,766,999.81 and 30,258,637.67

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Solution

The fourth proportional to 53,463,510.78, 73,766,999.81 and 30,258,637.67 is: 41,749,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,463,510.78 : 73,766,999.81 = 30,258,637.67 : x
  2. Step 2: Convert to fraction form
    53,463,510.78/73,766,999.81 = 30,258,637.67/x
  3. Step 3: Cross multiply
    53,463,510.78x = 73,766,999.81 × 30,258,637.67
  4. Step 4: Simplify right side
    53,463,510.78x = 2,232,088,918,960,560.25
  5. Step 5: Solve for x
    x = 2,232,088,918,960,560.25/53,463,510.78
  6. Step 6: Final answer
    x = 41,749,763.28

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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.