Home / 54,459,000.90-81,688,501.35-20,375,918.10

Finding the Fourth Proportional to 54,459,000.90, 81,688,501.35 and 20,375,918.10

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Solution

The fourth proportional to 54,459,000.90, 81,688,501.35 and 20,375,918.10 is: 30,563,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459,000.90 : 81,688,501.35 = 20,375,918.10 : x
  2. Step 2: Convert to fraction form
    54,459,000.90/81,688,501.35 = 20,375,918.10/x
  3. Step 3: Cross multiply
    54,459,000.90x = 81,688,501.35 × 20,375,918.10
  4. Step 4: Simplify right side
    54,459,000.90x = 1,664,478,213,219,339.50
  5. Step 5: Solve for x
    x = 1,664,478,213,219,339.50/54,459,000.90
  6. Step 6: Final answer
    x = 30,563,877.15

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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.