Home / 70,124,053.41-105,186,081.04-19,006,072.22

Finding the Fourth Proportional to 70,124,053.41, 105,186,081.04 and 19,006,072.22

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Solution

The fourth proportional to 70,124,053.41, 105,186,081.04 and 19,006,072.22 is: 28,509,108.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,124,053.41 : 105,186,081.04 = 19,006,072.22 : x
  2. Step 2: Convert to fraction form
    70,124,053.41/105,186,081.04 = 19,006,072.22/x
  3. Step 3: Cross multiply
    70,124,053.41x = 105,186,081.04 × 19,006,072.22
  4. Step 4: Simplify right side
    70,124,053.41x = 1,999,174,253,000,462.75
  5. Step 5: Solve for x
    x = 1,999,174,253,000,462.75/70,124,053.41
  6. Step 6: Final answer
    x = 28,509,108.58

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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.