Home / 29,690,946.80-40,974,515.16-28,330,457.84

Finding the Fourth Proportional to 29,690,946.80, 40,974,515.16 and 28,330,457.84

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Solution

The fourth proportional to 29,690,946.80, 40,974,515.16 and 28,330,457.84 is: 39,096,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690,946.80 : 40,974,515.16 = 28,330,457.84 : x
  2. Step 2: Convert to fraction form
    29,690,946.80/40,974,515.16 = 28,330,457.84/x
  3. Step 3: Cross multiply
    29,690,946.80x = 40,974,515.16 × 28,330,457.84
  4. Step 4: Simplify right side
    29,690,946.80x = 1,160,826,774,254,820.75
  5. Step 5: Solve for x
    x = 1,160,826,774,254,820.75/29,690,946.80
  6. Step 6: Final answer
    x = 39,096,994.18

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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.