Home / 26,849,150.80-40,294,721.40-12,473,999.80

Finding the Fourth Proportional to 26,849,150.80, 40,294,721.40 and 12,473,999.80

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Solution

The fourth proportional to 26,849,150.80, 40,294,721.40 and 12,473,999.80 is: 18,720,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849,150.80 : 40,294,721.40 = 12,473,999.80 : x
  2. Step 2: Convert to fraction form
    26,849,150.80/40,294,721.40 = 12,473,999.80/x
  3. Step 3: Cross multiply
    26,849,150.80x = 40,294,721.40 × 12,473,999.80
  4. Step 4: Simplify right side
    26,849,150.80x = 502,636,346,684,655.75
  5. Step 5: Solve for x
    x = 502,636,346,684,655.75/26,849,150.80
  6. Step 6: Final answer
    x = 18,720,753.98

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1.5x scale

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.