Home / 7,710,338.92-10,640,330.22-4,272,637.36

Finding the Fourth Proportional to 7,710,338.92, 10,640,330.22 and 4,272,637.36

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Solution

The fourth proportional to 7,710,338.92, 10,640,330.22 and 4,272,637.36 is: 5,896,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,338.92 : 10,640,330.22 = 4,272,637.36 : x
  2. Step 2: Convert to fraction form
    7,710,338.92/10,640,330.22 = 4,272,637.36/x
  3. Step 3: Cross multiply
    7,710,338.92x = 10,640,330.22 × 4,272,637.36
  4. Step 4: Simplify right side
    7,710,338.92x = 45,462,272,420,709.02
  5. Step 5: Solve for x
    x = 45,462,272,420,709.02/7,710,338.92
  6. Step 6: Final answer
    x = 5,896,274.20

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1.5x scale

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.