Home / 12,581,193.70-18,843,796.95-10,341,705.70

Finding the Fourth Proportional to 12,581,193.70, 18,843,796.95 and 10,341,705.70

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Solution

The fourth proportional to 12,581,193.70, 18,843,796.95 and 10,341,705.70 is: 15,489,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,193.70 : 18,843,796.95 = 10,341,705.70 : x
  2. Step 2: Convert to fraction form
    12,581,193.70/18,843,796.95 = 10,341,705.70/x
  3. Step 3: Cross multiply
    12,581,193.70x = 18,843,796.95 × 10,341,705.70
  4. Step 4: Simplify right side
    12,581,193.70x = 194,877,002,327,457.59
  5. Step 5: Solve for x
    x = 194,877,002,327,457.59/12,581,193.70
  6. Step 6: Final answer
    x = 15,489,547.89

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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.