Home / 43,269,030.30-64,903,545.45-12,563,550.30

Finding the Fourth Proportional to 43,269,030.30, 64,903,545.45 and 12,563,550.30

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Solution

The fourth proportional to 43,269,030.30, 64,903,545.45 and 12,563,550.30 is: 18,845,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269,030.30 : 64,903,545.45 = 12,563,550.30 : x
  2. Step 2: Convert to fraction form
    43,269,030.30/64,903,545.45 = 12,563,550.30/x
  3. Step 3: Cross multiply
    43,269,030.30x = 64,903,545.45 × 12,563,550.30
  4. Step 4: Simplify right side
    43,269,030.30x = 815,418,957,909,411.25
  5. Step 5: Solve for x
    x = 815,418,957,909,411.25/43,269,030.30
  6. Step 6: Final answer
    x = 18,845,325.45

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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.