Home / 9,771,775.59-13,486,666.88-5,422,263.16

Finding the Fourth Proportional to 9,771,775.59, 13,486,666.88 and 5,422,263.16

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Solution

The fourth proportional to 9,771,775.59, 13,486,666.88 and 5,422,263.16 is: 7,483,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,775.59 : 13,486,666.88 = 5,422,263.16 : x
  2. Step 2: Convert to fraction form
    9,771,775.59/13,486,666.88 = 5,422,263.16/x
  3. Step 3: Cross multiply
    9,771,775.59x = 13,486,666.88 × 5,422,263.16
  4. Step 4: Simplify right side
    9,771,775.59x = 73,128,256,947,504.83
  5. Step 5: Solve for x
    x = 73,128,256,947,504.83/9,771,775.59
  6. Step 6: Final answer
    x = 7,483,620.17

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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.