Home / 30,214,374.87-45,317,008.92-19,360,412.62

Finding the Fourth Proportional to 30,214,374.87, 45,317,008.92 and 19,360,412.62

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Solution

The fourth proportional to 30,214,374.87, 45,317,008.92 and 19,360,412.62 is: 29,037,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,374.87 : 45,317,008.92 = 19,360,412.62 : x
  2. Step 2: Convert to fraction form
    30,214,374.87/45,317,008.92 = 19,360,412.62/x
  3. Step 3: Cross multiply
    30,214,374.87x = 45,317,008.92 × 19,360,412.62
  4. Step 4: Simplify right side
    30,214,374.87x = 877,355,991,398,347
  5. Step 5: Solve for x
    x = 877,355,991,398,347/30,214,374.87
  6. Step 6: Final answer
    x = 29,037,701.26

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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.