Home / 13,615,095.60-20,394,649.80-9,360,068.40

Finding the Fourth Proportional to 13,615,095.60, 20,394,649.80 and 9,360,068.40

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Solution

The fourth proportional to 13,615,095.60, 20,394,649.80 and 9,360,068.40 is: 14,020,857.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,615,095.60 : 20,394,649.80 = 9,360,068.40 : x
  2. Step 2: Convert to fraction form
    13,615,095.60/20,394,649.80 = 9,360,068.40/x
  3. Step 3: Cross multiply
    13,615,095.60x = 20,394,649.80 × 9,360,068.40
  4. Step 4: Simplify right side
    13,615,095.60x = 190,895,317,122,046.34
  5. Step 5: Solve for x
    x = 190,895,317,122,046.34/13,615,095.60
  6. Step 6: Final answer
    x = 14,020,857.64

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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.