Home / 54,128,239.35-81,261,643.19-46,500,683.19

Finding the Fourth Proportional to 54,128,239.35, 81,261,643.19 and 46,500,683.19

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Solution

The fourth proportional to 54,128,239.35, 81,261,643.19 and 46,500,683.19 is: 69,810,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,239.35 : 81,261,643.19 = 46,500,683.19 : x
  2. Step 2: Convert to fraction form
    54,128,239.35/81,261,643.19 = 46,500,683.19/x
  3. Step 3: Cross multiply
    54,128,239.35x = 81,261,643.19 × 46,500,683.19
  4. Step 4: Simplify right side
    54,128,239.35x = 3,778,721,925,244,507.50
  5. Step 5: Solve for x
    x = 3,778,721,925,244,507.50/54,128,239.35
  6. Step 6: Final answer
    x = 69,810,545.67

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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.