Home / 10,312,839.84-14,226,742.94-6,870,676.80

Finding the Fourth Proportional to 10,312,839.84, 14,226,742.94 and 6,870,676.80

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Solution

The fourth proportional to 10,312,839.84, 14,226,742.94 and 6,870,676.80 is: 9,478,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312,839.84 : 14,226,742.94 = 6,870,676.80 : x
  2. Step 2: Convert to fraction form
    10,312,839.84/14,226,742.94 = 6,870,676.80/x
  3. Step 3: Cross multiply
    10,312,839.84x = 14,226,742.94 × 6,870,676.80
  4. Step 4: Simplify right side
    10,312,839.84x = 97,747,352,657,421.78
  5. Step 5: Solve for x
    x = 97,747,352,657,421.78/10,312,839.84
  6. Step 6: Final answer
    x = 9,478,218.82

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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.