Home / 13,532,303.04-18,674,834.40-7,420,367.04

Finding the Fourth Proportional to 13,532,303.04, 18,674,834.40 and 7,420,367.04

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Solution

The fourth proportional to 13,532,303.04, 18,674,834.40 and 7,420,367.04 is: 10,240,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,303.04 : 18,674,834.40 = 7,420,367.04 : x
  2. Step 2: Convert to fraction form
    13,532,303.04/18,674,834.40 = 7,420,367.04/x
  3. Step 3: Cross multiply
    13,532,303.04x = 18,674,834.40 × 7,420,367.04
  4. Step 4: Simplify right side
    13,532,303.04x = 138,574,125,659,218.17
  5. Step 5: Solve for x
    x = 138,574,125,659,218.17/13,532,303.04
  6. Step 6: Final answer
    x = 10,240,247.00

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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.