Home / 20,643,537.60-30,927,981.60-17,657,553.60

Finding the Fourth Proportional to 20,643,537.60, 30,927,981.60 and 17,657,553.60

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Solution

The fourth proportional to 20,643,537.60, 30,927,981.60 and 17,657,553.60 is: 26,454,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,643,537.60 : 30,927,981.60 = 17,657,553.60 : x
  2. Step 2: Convert to fraction form
    20,643,537.60/30,927,981.60 = 17,657,553.60/x
  3. Step 3: Cross multiply
    20,643,537.60x = 30,927,981.60 × 17,657,553.60
  4. Step 4: Simplify right side
    20,643,537.60x = 546,112,492,841,813.81
  5. Step 5: Solve for x
    x = 546,112,492,841,813.81/20,643,537.60
  6. Step 6: Final answer
    x = 26,454,404.44

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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.