Home / 64,680,015.40-97,020,023.10-30,667,791.40

Finding the Fourth Proportional to 64,680,015.40, 97,020,023.10 and 30,667,791.40

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Solution

The fourth proportional to 64,680,015.40, 97,020,023.10 and 30,667,791.40 is: 46,001,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,680,015.40 : 97,020,023.10 = 30,667,791.40 : x
  2. Step 2: Convert to fraction form
    64,680,015.40/97,020,023.10 = 30,667,791.40/x
  3. Step 3: Cross multiply
    64,680,015.40x = 97,020,023.10 × 30,667,791.40
  4. Step 4: Simplify right side
    64,680,015.40x = 2,975,389,830,053,981
  5. Step 5: Solve for x
    x = 2,975,389,830,053,981/64,680,015.40
  6. Step 6: Final answer
    x = 46,001,687.10

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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.