Home / 7,721,341.70-10,651,024.51-4,815,688.04

Finding the Fourth Proportional to 7,721,341.70, 10,651,024.51 and 4,815,688.04

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Solution

The fourth proportional to 7,721,341.70, 10,651,024.51 and 4,815,688.04 is: 6,642,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,341.70 : 10,651,024.51 = 4,815,688.04 : x
  2. Step 2: Convert to fraction form
    7,721,341.70/10,651,024.51 = 4,815,688.04/x
  3. Step 3: Cross multiply
    7,721,341.70x = 10,651,024.51 × 4,815,688.04
  4. Step 4: Simplify right side
    7,721,341.70x = 51,292,011,293,298.74
  5. Step 5: Solve for x
    x = 51,292,011,293,298.74/7,721,341.70
  6. Step 6: Final answer
    x = 6,642,888.41

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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.