Home / 13,106,331.90-19,655,998.65-4,585,779.90

Finding the Fourth Proportional to 13,106,331.90, 19,655,998.65 and 4,585,779.90

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Solution

The fourth proportional to 13,106,331.90, 19,655,998.65 and 4,585,779.90 is: 6,877,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,331.90 : 19,655,998.65 = 4,585,779.90 : x
  2. Step 2: Convert to fraction form
    13,106,331.90/19,655,998.65 = 4,585,779.90/x
  3. Step 3: Cross multiply
    13,106,331.90x = 19,655,998.65 × 4,585,779.90
  4. Step 4: Simplify right side
    13,106,331.90x = 90,138,083,523,597.14
  5. Step 5: Solve for x
    x = 90,138,083,523,597.14/13,106,331.90
  6. Step 6: Final answer
    x = 6,877,445.51

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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.