Home / 10,712,561.92-14,779,738.88-6,065,711.84

Finding the Fourth Proportional to 10,712,561.92, 14,779,738.88 and 6,065,711.84

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Solution

The fourth proportional to 10,712,561.92, 14,779,738.88 and 6,065,711.84 is: 8,368,645.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712,561.92 : 14,779,738.88 = 6,065,711.84 : x
  2. Step 2: Convert to fraction form
    10,712,561.92/14,779,738.88 = 6,065,711.84/x
  3. Step 3: Cross multiply
    10,712,561.92x = 14,779,738.88 × 6,065,711.84
  4. Step 4: Simplify right side
    10,712,561.92x = 89,649,637,116,524.34
  5. Step 5: Solve for x
    x = 89,649,637,116,524.34/10,712,561.92
  6. Step 6: Final answer
    x = 8,368,645.87

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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.