Home / 51,021,842.10-70,407,108-28,992,284.07

Finding the Fourth Proportional to 51,021,842.10, 70,407,108 and 28,992,284.07

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Solution

The fourth proportional to 51,021,842.10, 70,407,108 and 28,992,284.07 is: 40,007,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,021,842.10 : 70,407,108 = 28,992,284.07 : x
  2. Step 2: Convert to fraction form
    51,021,842.10/70,407,108 = 28,992,284.07/x
  3. Step 3: Cross multiply
    51,021,842.10x = 70,407,108 × 28,992,284.07
  4. Step 4: Simplify right side
    51,021,842.10x = 2,041,262,875,683,169.50
  5. Step 5: Solve for x
    x = 2,041,262,875,683,169.50/51,021,842.10
  6. Step 6: Final answer
    x = 40,007,627.94

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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.