Home / 53,157,901.37-73,357,953.08-28,711,615.37

Finding the Fourth Proportional to 53,157,901.37, 73,357,953.08 and 28,711,615.37

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Solution

The fourth proportional to 53,157,901.37, 73,357,953.08 and 28,711,615.37 is: 39,622,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,157,901.37 : 73,357,953.08 = 28,711,615.37 : x
  2. Step 2: Convert to fraction form
    53,157,901.37/73,357,953.08 = 28,711,615.37/x
  3. Step 3: Cross multiply
    53,157,901.37x = 73,357,953.08 × 28,711,615.37
  4. Step 4: Simplify right side
    53,157,901.37x = 2,106,225,332,653,119
  5. Step 5: Solve for x
    x = 2,106,225,332,653,119/53,157,901.37
  6. Step 6: Final answer
    x = 39,622,055.77

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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.