Home / 25,181,804.70-37,779,308.01-7,909,307.91

Finding the Fourth Proportional to 25,181,804.70, 37,779,308.01 and 7,909,307.91

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Solution

The fourth proportional to 25,181,804.70, 37,779,308.01 and 7,909,307.91 is: 11,866,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181,804.70 : 37,779,308.01 = 7,909,307.91 : x
  2. Step 2: Convert to fraction form
    25,181,804.70/37,779,308.01 = 7,909,307.91/x
  3. Step 3: Cross multiply
    25,181,804.70x = 37,779,308.01 × 7,909,307.91
  4. Step 4: Simplify right side
    25,181,804.70x = 298,808,179,677,819.38
  5. Step 5: Solve for x
    x = 298,808,179,677,819.38/25,181,804.70
  6. Step 6: Final answer
    x = 11,866,035.15

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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.