Home / 10,307,019.60-15,460,529.40-9,314,996.40

Finding the Fourth Proportional to 10,307,019.60, 15,460,529.40 and 9,314,996.40

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Solution

The fourth proportional to 10,307,019.60, 15,460,529.40 and 9,314,996.40 is: 13,972,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,019.60 : 15,460,529.40 = 9,314,996.40 : x
  2. Step 2: Convert to fraction form
    10,307,019.60/15,460,529.40 = 9,314,996.40/x
  3. Step 3: Cross multiply
    10,307,019.60x = 15,460,529.40 × 9,314,996.40
  4. Step 4: Simplify right side
    10,307,019.60x = 144,014,775,703,094.16
  5. Step 5: Solve for x
    x = 144,014,775,703,094.16/10,307,019.60
  6. Step 6: Final answer
    x = 13,972,494.60

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Similar ratio
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1.5x scale

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.