Home / 19,480,899.78-26,883,226.80-10,660,316.09

Finding the Fourth Proportional to 19,480,899.78, 26,883,226.80 and 10,660,316.09

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Solution

The fourth proportional to 19,480,899.78, 26,883,226.80 and 10,660,316.09 is: 14,711,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480,899.78 : 26,883,226.80 = 10,660,316.09 : x
  2. Step 2: Convert to fraction form
    19,480,899.78/26,883,226.80 = 10,660,316.09/x
  3. Step 3: Cross multiply
    19,480,899.78x = 26,883,226.80 × 10,660,316.09
  4. Step 4: Simplify right side
    19,480,899.78x = 286,583,695,072,743.12
  5. Step 5: Solve for x
    x = 286,583,695,072,743.12/19,480,899.78
  6. Step 6: Final answer
    x = 14,711,009.16

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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.