Home / 17,386,985.60-26,089,809.60-7,290,627.20

Finding the Fourth Proportional to 17,386,985.60, 26,089,809.60 and 7,290,627.20

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Solution

The fourth proportional to 17,386,985.60, 26,089,809.60 and 7,290,627.20 is: 10,939,853.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,985.60 : 26,089,809.60 = 7,290,627.20 : x
  2. Step 2: Convert to fraction form
    17,386,985.60/26,089,809.60 = 7,290,627.20/x
  3. Step 3: Cross multiply
    17,386,985.60x = 26,089,809.60 × 7,290,627.20
  4. Step 4: Simplify right side
    17,386,985.60x = 190,211,075,512,581.12
  5. Step 5: Solve for x
    x = 190,211,075,512,581.12/17,386,985.60
  6. Step 6: Final answer
    x = 10,939,853.51

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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.