Home / 40,453,788.80-60,688,556.40-11,700,862.40

Finding the Fourth Proportional to 40,453,788.80, 60,688,556.40 and 11,700,862.40

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Solution

The fourth proportional to 40,453,788.80, 60,688,556.40 and 11,700,862.40 is: 17,553,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453,788.80 : 60,688,556.40 = 11,700,862.40 : x
  2. Step 2: Convert to fraction form
    40,453,788.80/60,688,556.40 = 11,700,862.40/x
  3. Step 3: Cross multiply
    40,453,788.80x = 60,688,556.40 × 11,700,862.40
  4. Step 4: Simplify right side
    40,453,788.80x = 710,108,447,691,039.38
  5. Step 5: Solve for x
    x = 710,108,447,691,039.38/40,453,788.80
  6. Step 6: Final answer
    x = 17,553,570.85

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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.