Home / 81,596,678.42-112,602,359.97-44,426,532.36

Finding the Fourth Proportional to 81,596,678.42, 112,602,359.97 and 44,426,532.36

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Solution

The fourth proportional to 81,596,678.42, 112,602,359.97 and 44,426,532.36 is: 61,308,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,596,678.42 : 112,602,359.97 = 44,426,532.36 : x
  2. Step 2: Convert to fraction form
    81,596,678.42/112,602,359.97 = 44,426,532.36/x
  3. Step 3: Cross multiply
    81,596,678.42x = 112,602,359.97 × 44,426,532.36
  4. Step 4: Simplify right side
    81,596,678.42x = 5,002,532,389,019,574
  5. Step 5: Solve for x
    x = 5,002,532,389,019,574/81,596,678.42
  6. Step 6: Final answer
    x = 61,308,039.57

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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.