Home / 7,341,256.80-11,011,885.20-5,549,666.40

Finding the Fourth Proportional to 7,341,256.80, 11,011,885.20 and 5,549,666.40

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Solution

The fourth proportional to 7,341,256.80, 11,011,885.20 and 5,549,666.40 is: 8,324,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,256.80 : 11,011,885.20 = 5,549,666.40 : x
  2. Step 2: Convert to fraction form
    7,341,256.80/11,011,885.20 = 5,549,666.40/x
  3. Step 3: Cross multiply
    7,341,256.80x = 11,011,885.20 × 5,549,666.40
  4. Step 4: Simplify right side
    7,341,256.80x = 61,112,289,295,097.28
  5. Step 5: Solve for x
    x = 61,112,289,295,097.28/7,341,256.80
  6. Step 6: Final answer
    x = 8,324,499.60

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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.