Home / 14,788,951.45-20,405,254.02-8,590,315.48

Finding the Fourth Proportional to 14,788,951.45, 20,405,254.02 and 8,590,315.48

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Solution

The fourth proportional to 14,788,951.45, 20,405,254.02 and 8,590,315.48 is: 11,852,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788,951.45 : 20,405,254.02 = 8,590,315.48 : x
  2. Step 2: Convert to fraction form
    14,788,951.45/20,405,254.02 = 8,590,315.48/x
  3. Step 3: Cross multiply
    14,788,951.45x = 20,405,254.02 × 8,590,315.48
  4. Step 4: Simplify right side
    14,788,951.45x = 175,287,569,398,111.38
  5. Step 5: Solve for x
    x = 175,287,569,398,111.38/14,788,951.45
  6. Step 6: Final answer
    x = 11,852,602.94

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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.