Home / 93,407,054.94-128,909,703.54-52,161,915.42

Finding the Fourth Proportional to 93,407,054.94, 128,909,703.54 and 52,161,915.42

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Solution

The fourth proportional to 93,407,054.94, 128,909,703.54 and 52,161,915.42 is: 71,987,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407,054.94 : 128,909,703.54 = 52,161,915.42 : x
  2. Step 2: Convert to fraction form
    93,407,054.94/128,909,703.54 = 52,161,915.42/x
  3. Step 3: Cross multiply
    93,407,054.94x = 128,909,703.54 × 52,161,915.42
  4. Step 4: Simplify right side
    93,407,054.94x = 6,724,177,052,870,755
  5. Step 5: Solve for x
    x = 6,724,177,052,870,755/93,407,054.94
  6. Step 6: Final answer
    x = 71,987,892.75

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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.