Home / 52,935,156.90-79,430,947.65-20,588,114.70

Finding the Fourth Proportional to 52,935,156.90, 79,430,947.65 and 20,588,114.70

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Solution

The fourth proportional to 52,935,156.90, 79,430,947.65 and 20,588,114.70 is: 30,893,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,935,156.90 : 79,430,947.65 = 20,588,114.70 : x
  2. Step 2: Convert to fraction form
    52,935,156.90/79,430,947.65 = 20,588,114.70/x
  3. Step 3: Cross multiply
    52,935,156.90x = 79,430,947.65 × 20,588,114.70
  4. Step 4: Simplify right side
    52,935,156.90x = 1,635,333,460,947,895.50
  5. Step 5: Solve for x
    x = 1,635,333,460,947,895.50/52,935,156.90
  6. Step 6: Final answer
    x = 30,893,144.68

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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.