Home / 10,780,619.94-14,877,178.50-5,885,841.90

Finding the Fourth Proportional to 10,780,619.94, 14,877,178.50 and 5,885,841.90

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Solution

The fourth proportional to 10,780,619.94, 14,877,178.50 and 5,885,841.90 is: 8,122,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,619.94 : 14,877,178.50 = 5,885,841.90 : x
  2. Step 2: Convert to fraction form
    10,780,619.94/14,877,178.50 = 5,885,841.90/x
  3. Step 3: Cross multiply
    10,780,619.94x = 14,877,178.50 × 5,885,841.90
  4. Step 4: Simplify right side
    10,780,619.94x = 87,564,720,569,079.16
  5. Step 5: Solve for x
    x = 87,564,720,569,079.16/10,780,619.94
  6. Step 6: Final answer
    x = 8,122,419.77

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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.