Home / 64,679,905.40-97,019,858.10-30,667,681.40

Finding the Fourth Proportional to 64,679,905.40, 97,019,858.10 and 30,667,681.40

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Solution

The fourth proportional to 64,679,905.40, 97,019,858.10 and 30,667,681.40 is: 46,001,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,679,905.40 : 97,019,858.10 = 30,667,681.40 : x
  2. Step 2: Convert to fraction form
    64,679,905.40/97,019,858.10 = 30,667,681.40/x
  3. Step 3: Cross multiply
    64,679,905.40x = 97,019,858.10 × 30,667,681.40
  4. Step 4: Simplify right side
    64,679,905.40x = 2,975,374,097,684,009
  5. Step 5: Solve for x
    x = 2,975,374,097,684,009/64,679,905.40
  6. Step 6: Final answer
    x = 46,001,522.10

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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.