Home / 11,500,627.04-15,875,966.40-7,428,232.16

Finding the Fourth Proportional to 11,500,627.04, 15,875,966.40 and 7,428,232.16

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Solution

The fourth proportional to 11,500,627.04, 15,875,966.40 and 7,428,232.16 is: 10,254,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500,627.04 : 15,875,966.40 = 7,428,232.16 : x
  2. Step 2: Convert to fraction form
    11,500,627.04/15,875,966.40 = 7,428,232.16/x
  3. Step 3: Cross multiply
    11,500,627.04x = 15,875,966.40 × 7,428,232.16
  4. Step 4: Simplify right side
    11,500,627.04x = 117,930,364,183,559.42
  5. Step 5: Solve for x
    x = 117,930,364,183,559.42/11,500,627.04
  6. Step 6: Final answer
    x = 10,254,255.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.