Home / 27,116,319.36-37,411,416.45-15,353,980.50

Finding the Fourth Proportional to 27,116,319.36, 37,411,416.45 and 15,353,980.50

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Solution

The fourth proportional to 27,116,319.36, 37,411,416.45 and 15,353,980.50 is: 21,183,338.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,116,319.36 : 37,411,416.45 = 15,353,980.50 : x
  2. Step 2: Convert to fraction form
    27,116,319.36/37,411,416.45 = 15,353,980.50/x
  3. Step 3: Cross multiply
    27,116,319.36x = 37,411,416.45 × 15,353,980.50
  4. Step 4: Simplify right side
    27,116,319.36x = 574,414,158,650,679.25
  5. Step 5: Solve for x
    x = 574,414,158,650,679.25/27,116,319.36
  6. Step 6: Final answer
    x = 21,183,338.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.