Home / 10,457,878.48-14,433,583.80-8,712,780.62

Finding the Fourth Proportional to 10,457,878.48, 14,433,583.80 and 8,712,780.62

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Solution

The fourth proportional to 10,457,878.48, 14,433,583.80 and 8,712,780.62 is: 12,025,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,878.48 : 14,433,583.80 = 8,712,780.62 : x
  2. Step 2: Convert to fraction form
    10,457,878.48/14,433,583.80 = 8,712,780.62/x
  3. Step 3: Cross multiply
    10,457,878.48x = 14,433,583.80 × 8,712,780.62
  4. Step 4: Simplify right side
    10,457,878.48x = 125,756,649,245,869.92
  5. Step 5: Solve for x
    x = 125,756,649,245,869.92/10,457,878.48
  6. Step 6: Final answer
    x = 12,025,063.16

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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.