Home / 14,339,432.86-19,788,167.73-7,813,115.98

Finding the Fourth Proportional to 14,339,432.86, 19,788,167.73 and 7,813,115.98

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Solution

The fourth proportional to 14,339,432.86, 19,788,167.73 and 7,813,115.98 is: 10,781,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,432.86 : 19,788,167.73 = 7,813,115.98 : x
  2. Step 2: Convert to fraction form
    14,339,432.86/19,788,167.73 = 7,813,115.98/x
  3. Step 3: Cross multiply
    14,339,432.86x = 19,788,167.73 × 7,813,115.98
  4. Step 4: Simplify right side
    14,339,432.86x = 154,607,249,486,012.09
  5. Step 5: Solve for x
    x = 154,607,249,486,012.09/14,339,432.86
  6. Step 6: Final answer
    x = 10,781,964.04

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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.