Home / 21,068,098.86-31,602,148.30-5,922,030.36

Finding the Fourth Proportional to 21,068,098.86, 31,602,148.30 and 5,922,030.36

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Solution

The fourth proportional to 21,068,098.86, 31,602,148.30 and 5,922,030.36 is: 8,883,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068,098.86 : 31,602,148.30 = 5,922,030.36 : x
  2. Step 2: Convert to fraction form
    21,068,098.86/31,602,148.30 = 5,922,030.36/x
  3. Step 3: Cross multiply
    21,068,098.86x = 31,602,148.30 × 5,922,030.36
  4. Step 4: Simplify right side
    21,068,098.86x = 187,148,881,673,822.41
  5. Step 5: Solve for x
    x = 187,148,881,673,822.41/21,068,098.86
  6. Step 6: Final answer
    x = 8,883,045.54

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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.