Home / 58,063,946.85-80,128,242.09-31,602,490.47

Finding the Fourth Proportional to 58,063,946.85, 80,128,242.09 and 31,602,490.47

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Solution

The fourth proportional to 58,063,946.85, 80,128,242.09 and 31,602,490.47 is: 43,611,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,063,946.85 : 80,128,242.09 = 31,602,490.47 : x
  2. Step 2: Convert to fraction form
    58,063,946.85/80,128,242.09 = 31,602,490.47/x
  3. Step 3: Cross multiply
    58,063,946.85x = 80,128,242.09 × 31,602,490.47
  4. Step 4: Simplify right side
    58,063,946.85x = 2,532,252,007,027,078
  5. Step 5: Solve for x
    x = 2,532,252,007,027,078/58,063,946.85
  6. Step 6: Final answer
    x = 43,611,434.37

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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.