Home / 51,769,056.57-71,442,792.95-28,565,678.17

Finding the Fourth Proportional to 51,769,056.57, 71,442,792.95 and 28,565,678.17

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Solution

The fourth proportional to 51,769,056.57, 71,442,792.95 and 28,565,678.17 is: 39,421,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,769,056.57 : 71,442,792.95 = 28,565,678.17 : x
  2. Step 2: Convert to fraction form
    51,769,056.57/71,442,792.95 = 28,565,678.17/x
  3. Step 3: Cross multiply
    51,769,056.57x = 71,442,792.95 × 28,565,678.17
  4. Step 4: Simplify right side
    51,769,056.57x = 2,040,811,830,975,645
  5. Step 5: Solve for x
    x = 2,040,811,830,975,645/51,769,056.57
  6. Step 6: Final answer
    x = 39,421,460.74

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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.