Home / 7,776,277.40-11,648,669.70-4,406,547.80

Finding the Fourth Proportional to 7,776,277.40, 11,648,669.70 and 4,406,547.80

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Solution

The fourth proportional to 7,776,277.40, 11,648,669.70 and 4,406,547.80 is: 6,600,898.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,277.40 : 11,648,669.70 = 4,406,547.80 : x
  2. Step 2: Convert to fraction form
    7,776,277.40/11,648,669.70 = 4,406,547.80/x
  3. Step 3: Cross multiply
    7,776,277.40x = 11,648,669.70 × 4,406,547.80
  4. Step 4: Simplify right side
    7,776,277.40x = 51,330,419,839,461.66
  5. Step 5: Solve for x
    x = 51,330,419,839,461.66/7,776,277.40
  6. Step 6: Final answer
    x = 6,600,898.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.