Home / 28,328,633.60-42,492,950.40-25,966,673.60

Finding the Fourth Proportional to 28,328,633.60, 42,492,950.40 and 25,966,673.60

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Solution

The fourth proportional to 28,328,633.60, 42,492,950.40 and 25,966,673.60 is: 38,950,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,328,633.60 : 42,492,950.40 = 25,966,673.60 : x
  2. Step 2: Convert to fraction form
    28,328,633.60/42,492,950.40 = 25,966,673.60/x
  3. Step 3: Cross multiply
    28,328,633.60x = 42,492,950.40 × 25,966,673.60
  4. Step 4: Simplify right side
    28,328,633.60x = 1,103,400,573,337,789.50
  5. Step 5: Solve for x
    x = 1,103,400,573,337,789.50/28,328,633.60
  6. Step 6: Final answer
    x = 38,950,010.40

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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.