Home / 8,750,650.86-12,075,898.50-4,830,408

Finding the Fourth Proportional to 8,750,650.86, 12,075,898.50 and 4,830,408

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Solution

The fourth proportional to 8,750,650.86, 12,075,898.50 and 4,830,408 is: 6,665,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750,650.86 : 12,075,898.50 = 4,830,408 : x
  2. Step 2: Convert to fraction form
    8,750,650.86/12,075,898.50 = 4,830,408/x
  3. Step 3: Cross multiply
    8,750,650.86x = 12,075,898.50 × 4,830,408
  4. Step 4: Simplify right side
    8,750,650.86x = 58,331,516,721,588
  5. Step 5: Solve for x
    x = 58,331,516,721,588/8,750,650.86
  6. Step 6: Final answer
    x = 6,665,963.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.