Home / 34,746,053.69-47,929,632.57-21,670,612.09

Finding the Fourth Proportional to 34,746,053.69, 47,929,632.57 and 21,670,612.09

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Solution

The fourth proportional to 34,746,053.69, 47,929,632.57 and 21,670,612.09 is: 29,893,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,053.69 : 47,929,632.57 = 21,670,612.09 : x
  2. Step 2: Convert to fraction form
    34,746,053.69/47,929,632.57 = 21,670,612.09/x
  3. Step 3: Cross multiply
    34,746,053.69x = 47,929,632.57 × 21,670,612.09
  4. Step 4: Simplify right side
    34,746,053.69x = 1,038,664,474,920,875.62
  5. Step 5: Solve for x
    x = 1,038,664,474,920,875.62/34,746,053.69
  6. Step 6: Final answer
    x = 29,893,019.91

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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.