Home / 19,574,672.40-29,362,008.60-13,528,054.80

Finding the Fourth Proportional to 19,574,672.40, 29,362,008.60 and 13,528,054.80

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Solution

The fourth proportional to 19,574,672.40, 29,362,008.60 and 13,528,054.80 is: 20,292,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,672.40 : 29,362,008.60 = 13,528,054.80 : x
  2. Step 2: Convert to fraction form
    19,574,672.40/29,362,008.60 = 13,528,054.80/x
  3. Step 3: Cross multiply
    19,574,672.40x = 29,362,008.60 × 13,528,054.80
  4. Step 4: Simplify right side
    19,574,672.40x = 397,210,861,378,871.31
  5. Step 5: Solve for x
    x = 397,210,861,378,871.31/19,574,672.40
  6. Step 6: Final answer
    x = 20,292,082.20

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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.