Home / 14,333,697.20-21,506,766.60-7,241,985.20

Finding the Fourth Proportional to 14,333,697.20, 21,506,766.60 and 7,241,985.20

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Solution

The fourth proportional to 14,333,697.20, 21,506,766.60 and 7,241,985.20 is: 10,866,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333,697.20 : 21,506,766.60 = 7,241,985.20 : x
  2. Step 2: Convert to fraction form
    14,333,697.20/21,506,766.60 = 7,241,985.20/x
  3. Step 3: Cross multiply
    14,333,697.20x = 21,506,766.60 × 7,241,985.20
  4. Step 4: Simplify right side
    14,333,697.20x = 155,751,685,417,054.34
  5. Step 5: Solve for x
    x = 155,751,685,417,054.34/14,333,697.20
  6. Step 6: Final answer
    x = 10,866,120.81

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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.