Home / 14,445,242.28-19,934,360.88-7,829,804.06

Finding the Fourth Proportional to 14,445,242.28, 19,934,360.88 and 7,829,804.06

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Solution

The fourth proportional to 14,445,242.28, 19,934,360.88 and 7,829,804.06 is: 10,805,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445,242.28 : 19,934,360.88 = 7,829,804.06 : x
  2. Step 2: Convert to fraction form
    14,445,242.28/19,934,360.88 = 7,829,804.06/x
  3. Step 3: Cross multiply
    14,445,242.28x = 19,934,360.88 × 7,829,804.06
  4. Step 4: Simplify right side
    14,445,242.28x = 156,082,139,751,729.16
  5. Step 5: Solve for x
    x = 156,082,139,751,729.16/14,445,242.28
  6. Step 6: Final answer
    x = 10,805,089.78

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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.