Home / 52,460,903.10-78,691,354.65-18,377,820.30

Finding the Fourth Proportional to 52,460,903.10, 78,691,354.65 and 18,377,820.30

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Solution

The fourth proportional to 52,460,903.10, 78,691,354.65 and 18,377,820.30 is: 27,566,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460,903.10 : 78,691,354.65 = 18,377,820.30 : x
  2. Step 2: Convert to fraction form
    52,460,903.10/78,691,354.65 = 18,377,820.30/x
  3. Step 3: Cross multiply
    52,460,903.10x = 78,691,354.65 × 18,377,820.30
  4. Step 4: Simplify right side
    52,460,903.10x = 1,446,175,574,921,269.50
  5. Step 5: Solve for x
    x = 1,446,175,574,921,269.50/52,460,903.10
  6. Step 6: Final answer
    x = 27,566,730.45

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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.