Home / 9,477,009.80-14,215,514.70-5,445,931.40

Finding the Fourth Proportional to 9,477,009.80, 14,215,514.70 and 5,445,931.40

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Solution

The fourth proportional to 9,477,009.80, 14,215,514.70 and 5,445,931.40 is: 8,168,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477,009.80 : 14,215,514.70 = 5,445,931.40 : x
  2. Step 2: Convert to fraction form
    9,477,009.80/14,215,514.70 = 5,445,931.40/x
  3. Step 3: Cross multiply
    9,477,009.80x = 14,215,514.70 × 5,445,931.40
  4. Step 4: Simplify right side
    9,477,009.80x = 77,416,717,871,891.58
  5. Step 5: Solve for x
    x = 77,416,717,871,891.58/9,477,009.80
  6. Step 6: Final answer
    x = 8,168,897.10

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Double scale
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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.