Home / 9,779,646.76-14,666,147.70-3,388,407.28

Finding the Fourth Proportional to 9,779,646.76, 14,666,147.70 and 3,388,407.28

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Solution

The fourth proportional to 9,779,646.76, 14,666,147.70 and 3,388,407.28 is: 5,081,459.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,646.76 : 14,666,147.70 = 3,388,407.28 : x
  2. Step 2: Convert to fraction form
    9,779,646.76/14,666,147.70 = 3,388,407.28/x
  3. Step 3: Cross multiply
    9,779,646.76x = 14,666,147.70 × 3,388,407.28
  4. Step 4: Simplify right side
    9,779,646.76x = 49,694,881,636,235.25
  5. Step 5: Solve for x
    x = 49,694,881,636,235.25/9,779,646.76
  6. Step 6: Final answer
    x = 5,081,459.78

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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.