Home / 17,678,487-26,517,654.90-4,898,955

Finding the Fourth Proportional to 17,678,487, 26,517,654.90 and 4,898,955

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Solution

The fourth proportional to 17,678,487, 26,517,654.90 and 4,898,955 is: 7,348,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,678,487 : 26,517,654.90 = 4,898,955 : x
  2. Step 2: Convert to fraction form
    17,678,487/26,517,654.90 = 4,898,955/x
  3. Step 3: Cross multiply
    17,678,487x = 26,517,654.90 × 4,898,955
  4. Step 4: Simplify right side
    17,678,487x = 129,908,798,060,629.50
  5. Step 5: Solve for x
    x = 129,908,798,060,629.50/17,678,487
  6. Step 6: Final answer
    x = 7,348,411.55

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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.