Home / 19,210,984.83-26,511,079.75-10,390,445.88

Finding the Fourth Proportional to 19,210,984.83, 26,511,079.75 and 10,390,445.88

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Solution

The fourth proportional to 19,210,984.83, 26,511,079.75 and 10,390,445.88 is: 14,338,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210,984.83 : 26,511,079.75 = 10,390,445.88 : x
  2. Step 2: Convert to fraction form
    19,210,984.83/26,511,079.75 = 10,390,445.88/x
  3. Step 3: Cross multiply
    19,210,984.83x = 26,511,079.75 × 10,390,445.88
  4. Step 4: Simplify right side
    19,210,984.83x = 275,461,939,362,738.94
  5. Step 5: Solve for x
    x = 275,461,939,362,738.94/19,210,984.83
  6. Step 6: Final answer
    x = 14,338,772.42

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1.5x scale

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.