Home / 18,217,511.80-27,331,053.59-6,547,061.52

Finding the Fourth Proportional to 18,217,511.80, 27,331,053.59 and 6,547,061.52

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Solution

The fourth proportional to 18,217,511.80, 27,331,053.59 and 6,547,061.52 is: 9,822,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,511.80 : 27,331,053.59 = 6,547,061.52 : x
  2. Step 2: Convert to fraction form
    18,217,511.80/27,331,053.59 = 6,547,061.52/x
  3. Step 3: Cross multiply
    18,217,511.80x = 27,331,053.59 × 6,547,061.52
  4. Step 4: Simplify right side
    18,217,511.80x = 178,938,089,276,514.50
  5. Step 5: Solve for x
    x = 178,938,089,276,514.50/18,217,511.80
  6. Step 6: Final answer
    x = 9,822,312.25

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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.