Home / 12,249,762.57-16,895,230.02-7,606,296.90

Finding the Fourth Proportional to 12,249,762.57, 16,895,230.02 and 7,606,296.90

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Solution

The fourth proportional to 12,249,762.57, 16,895,230.02 and 7,606,296.90 is: 10,490,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,762.57 : 16,895,230.02 = 7,606,296.90 : x
  2. Step 2: Convert to fraction form
    12,249,762.57/16,895,230.02 = 7,606,296.90/x
  3. Step 3: Cross multiply
    12,249,762.57x = 16,895,230.02 × 7,606,296.90
  4. Step 4: Simplify right side
    12,249,762.57x = 128,510,135,725,912.94
  5. Step 5: Solve for x
    x = 128,510,135,725,912.94/12,249,762.57
  6. Step 6: Final answer
    x = 10,490,826.66

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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.