Home / 9,771,775.50-13,486,666.75-5,422,263.07

Finding the Fourth Proportional to 9,771,775.50, 13,486,666.75 and 5,422,263.07

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Solution

The fourth proportional to 9,771,775.50, 13,486,666.75 and 5,422,263.07 is: 7,483,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,775.50 : 13,486,666.75 = 5,422,263.07 : x
  2. Step 2: Convert to fraction form
    9,771,775.50/13,486,666.75 = 5,422,263.07/x
  3. Step 3: Cross multiply
    9,771,775.50x = 13,486,666.75 × 5,422,263.07
  4. Step 4: Simplify right side
    9,771,775.50x = 73,128,254,961,377.28
  5. Step 5: Solve for x
    x = 73,128,254,961,377.28/9,771,775.50
  6. Step 6: Final answer
    x = 7,483,620.04

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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.