Home / 10,732,678.84-14,809,749.60-7,255,581.40

Finding the Fourth Proportional to 10,732,678.84, 14,809,749.60 and 7,255,581.40

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Solution

The fourth proportional to 10,732,678.84, 14,809,749.60 and 7,255,581.40 is: 10,011,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732,678.84 : 14,809,749.60 = 7,255,581.40 : x
  2. Step 2: Convert to fraction form
    10,732,678.84/14,809,749.60 = 7,255,581.40/x
  3. Step 3: Cross multiply
    10,732,678.84x = 14,809,749.60 × 7,255,581.40
  4. Step 4: Simplify right side
    10,732,678.84x = 107,453,343,736,417.44
  5. Step 5: Solve for x
    x = 107,453,343,736,417.44/10,732,678.84
  6. Step 6: Final answer
    x = 10,011,791.59

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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.