Home / 38,583,673.60-53,245,259.34-21,180,314.92

Finding the Fourth Proportional to 38,583,673.60, 53,245,259.34 and 21,180,314.92

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Solution

The fourth proportional to 38,583,673.60, 53,245,259.34 and 21,180,314.92 is: 29,228,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,583,673.60 : 53,245,259.34 = 21,180,314.92 : x
  2. Step 2: Convert to fraction form
    38,583,673.60/53,245,259.34 = 21,180,314.92/x
  3. Step 3: Cross multiply
    38,583,673.60x = 53,245,259.34 × 21,180,314.92
  4. Step 4: Simplify right side
    38,583,673.60x = 1,127,751,360,818,271.50
  5. Step 5: Solve for x
    x = 1,127,751,360,818,271.50/38,583,673.60
  6. Step 6: Final answer
    x = 29,228,719.19

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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.