Home / 17,916,683.60-26,875,025.40-13,381,720.40

Finding the Fourth Proportional to 17,916,683.60, 26,875,025.40 and 13,381,720.40

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Solution

The fourth proportional to 17,916,683.60, 26,875,025.40 and 13,381,720.40 is: 20,072,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916,683.60 : 26,875,025.40 = 13,381,720.40 : x
  2. Step 2: Convert to fraction form
    17,916,683.60/26,875,025.40 = 13,381,720.40/x
  3. Step 3: Cross multiply
    17,916,683.60x = 26,875,025.40 × 13,381,720.40
  4. Step 4: Simplify right side
    17,916,683.60x = 359,634,075,645,698.12
  5. Step 5: Solve for x
    x = 359,634,075,645,698.12/17,916,683.60
  6. Step 6: Final answer
    x = 20,072,580.60

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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.