Home / 30,402,427.55-41,955,390.45-16,463,806.67

Finding the Fourth Proportional to 30,402,427.55, 41,955,390.45 and 16,463,806.67

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Solution

The fourth proportional to 30,402,427.55, 41,955,390.45 and 16,463,806.67 is: 22,720,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,402,427.55 : 41,955,390.45 = 16,463,806.67 : x
  2. Step 2: Convert to fraction form
    30,402,427.55/41,955,390.45 = 16,463,806.67/x
  3. Step 3: Cross multiply
    30,402,427.55x = 41,955,390.45 × 16,463,806.67
  4. Step 4: Simplify right side
    30,402,427.55x = 690,745,436,923,387.38
  5. Step 5: Solve for x
    x = 690,745,436,923,387.38/30,402,427.55
  6. Step 6: Final answer
    x = 22,720,075.10

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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.