Home / 25,598,511.40-38,341,779.90-19,873,820.20

Finding the Fourth Proportional to 25,598,511.40, 38,341,779.90 and 19,873,820.20

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Solution

The fourth proportional to 25,598,511.40, 38,341,779.90 and 19,873,820.20 is: 29,767,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598,511.40 : 38,341,779.90 = 19,873,820.20 : x
  2. Step 2: Convert to fraction form
    25,598,511.40/38,341,779.90 = 19,873,820.20/x
  3. Step 3: Cross multiply
    25,598,511.40x = 38,341,779.90 × 19,873,820.20
  4. Step 4: Simplify right side
    25,598,511.40x = 761,997,639,880,573.88
  5. Step 5: Solve for x
    x = 761,997,639,880,573.88/25,598,511.40
  6. Step 6: Final answer
    x = 29,767,263.73

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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.