Home / 25,130,285.67-34,681,275.59-18,924,383.40

Finding the Fourth Proportional to 25,130,285.67, 34,681,275.59 and 18,924,383.40

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Solution

The fourth proportional to 25,130,285.67, 34,681,275.59 and 18,924,383.40 is: 26,116,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,130,285.67 : 34,681,275.59 = 18,924,383.40 : x
  2. Step 2: Convert to fraction form
    25,130,285.67/34,681,275.59 = 18,924,383.40/x
  3. Step 3: Cross multiply
    25,130,285.67x = 34,681,275.59 × 18,924,383.40
  4. Step 4: Simplify right side
    25,130,285.67x = 656,321,756,066,221.25
  5. Step 5: Solve for x
    x = 656,321,756,066,221.25/25,130,285.67
  6. Step 6: Final answer
    x = 26,116,764.64

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Double scale
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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.