Home / 30,047,984.53-45,070,580.54-12,533,313.02

Finding the Fourth Proportional to 30,047,984.53, 45,070,580.54 and 12,533,313.02

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Solution

The fourth proportional to 30,047,984.53, 45,070,580.54 and 12,533,313.02 is: 18,799,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,047,984.53 : 45,070,580.54 = 12,533,313.02 : x
  2. Step 2: Convert to fraction form
    30,047,984.53/45,070,580.54 = 12,533,313.02/x
  3. Step 3: Cross multiply
    30,047,984.53x = 45,070,580.54 × 12,533,313.02
  4. Step 4: Simplify right side
    30,047,984.53x = 564,883,693,979,770.12
  5. Step 5: Solve for x
    x = 564,883,693,979,770.12/30,047,984.53
  6. Step 6: Final answer
    x = 18,799,387.14

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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.