Home / 12,735,277.80-19,102,916.70-6,357,985.80

Finding the Fourth Proportional to 12,735,277.80, 19,102,916.70 and 6,357,985.80

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Solution

The fourth proportional to 12,735,277.80, 19,102,916.70 and 6,357,985.80 is: 9,536,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735,277.80 : 19,102,916.70 = 6,357,985.80 : x
  2. Step 2: Convert to fraction form
    12,735,277.80/19,102,916.70 = 6,357,985.80/x
  3. Step 3: Cross multiply
    12,735,277.80x = 19,102,916.70 × 6,357,985.80
  4. Step 4: Simplify right side
    12,735,277.80x = 121,456,073,117,182.86
  5. Step 5: Solve for x
    x = 121,456,073,117,182.86/12,735,277.80
  6. Step 6: Final answer
    x = 9,536,978.70

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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.