Home / 26,849,145.80-40,294,713.90-12,473,994.80

Finding the Fourth Proportional to 26,849,145.80, 40,294,713.90 and 12,473,994.80

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Solution

The fourth proportional to 26,849,145.80, 40,294,713.90 and 12,473,994.80 is: 18,720,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849,145.80 : 40,294,713.90 = 12,473,994.80 : x
  2. Step 2: Convert to fraction form
    26,849,145.80/40,294,713.90 = 12,473,994.80/x
  3. Step 3: Cross multiply
    26,849,145.80x = 40,294,713.90 × 12,473,994.80
  4. Step 4: Simplify right side
    26,849,145.80x = 502,636,051,656,087.75
  5. Step 5: Solve for x
    x = 502,636,051,656,087.75/26,849,145.80
  6. Step 6: Final answer
    x = 18,720,746.48

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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.