Home / 9,771,002.01-13,485,599.85-5,421,489.57

Finding the Fourth Proportional to 9,771,002.01, 13,485,599.85 and 5,421,489.57

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Solution

The fourth proportional to 9,771,002.01, 13,485,599.85 and 5,421,489.57 is: 7,482,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,002.01 : 13,485,599.85 = 5,421,489.57 : x
  2. Step 2: Convert to fraction form
    9,771,002.01/13,485,599.85 = 5,421,489.57/x
  3. Step 3: Cross multiply
    9,771,002.01x = 13,485,599.85 × 5,421,489.57
  4. Step 4: Simplify right side
    9,771,002.01x = 73,112,038,931,968.56
  5. Step 5: Solve for x
    x = 73,112,038,931,968.56/9,771,002.01
  6. Step 6: Final answer
    x = 7,482,552.85

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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.