Home / 21,554,854.40-32,332,281.60-8,768,777.60

Finding the Fourth Proportional to 21,554,854.40, 32,332,281.60 and 8,768,777.60

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Solution

The fourth proportional to 21,554,854.40, 32,332,281.60 and 8,768,777.60 is: 13,153,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,854.40 : 32,332,281.60 = 8,768,777.60 : x
  2. Step 2: Convert to fraction form
    21,554,854.40/32,332,281.60 = 8,768,777.60/x
  3. Step 3: Cross multiply
    21,554,854.40x = 32,332,281.60 × 8,768,777.60
  4. Step 4: Simplify right side
    21,554,854.40x = 283,514,586,650,972.19
  5. Step 5: Solve for x
    x = 283,514,586,650,972.19/21,554,854.40
  6. Step 6: Final answer
    x = 13,153,166.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.