Home / 14,478,707.84-19,971,435.20-8,894,510.72

Finding the Fourth Proportional to 14,478,707.84, 19,971,435.20 and 8,894,510.72

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Solution

The fourth proportional to 14,478,707.84, 19,971,435.20 and 8,894,510.72 is: 12,268,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478,707.84 : 19,971,435.20 = 8,894,510.72 : x
  2. Step 2: Convert to fraction form
    14,478,707.84/19,971,435.20 = 8,894,510.72/x
  3. Step 3: Cross multiply
    14,478,707.84x = 19,971,435.20 × 8,894,510.72
  4. Step 4: Simplify right side
    14,478,707.84x = 177,636,144,480,185.34
  5. Step 5: Solve for x
    x = 177,636,144,480,185.34/14,478,707.84
  6. Step 6: Final answer
    x = 12,268,784.37

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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.