Home / 82,770,421.32-114,211,466.10-47,005,623

Finding the Fourth Proportional to 82,770,421.32, 114,211,466.10 and 47,005,623

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Solution

The fourth proportional to 82,770,421.32, 114,211,466.10 and 47,005,623 is: 64,861,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,770,421.32 : 114,211,466.10 = 47,005,623 : x
  2. Step 2: Convert to fraction form
    82,770,421.32/114,211,466.10 = 47,005,623/x
  3. Step 3: Cross multiply
    82,770,421.32x = 114,211,466.10 × 47,005,623
  4. Step 4: Simplify right side
    82,770,421.32x = 5,368,581,117,773,880
  5. Step 5: Solve for x
    x = 5,368,581,117,773,880/82,770,421.32
  6. Step 6: Final answer
    x = 64,861,106.57

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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.