Home / 6,174,667.47-8,521,032.67-3,421,533.13

Finding the Fourth Proportional to 6,174,667.47, 8,521,032.67 and 3,421,533.13

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Solution

The fourth proportional to 6,174,667.47, 8,521,032.67 and 3,421,533.13 is: 4,721,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174,667.47 : 8,521,032.67 = 3,421,533.13 : x
  2. Step 2: Convert to fraction form
    6,174,667.47/8,521,032.67 = 3,421,533.13/x
  3. Step 3: Cross multiply
    6,174,667.47x = 8,521,032.67 × 3,421,533.13
  4. Step 4: Simplify right side
    6,174,667.47x = 29,154,995,582,217.36
  5. Step 5: Solve for x
    x = 29,154,995,582,217.36/6,174,667.47
  6. Step 6: Final answer
    x = 4,721,711.04

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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.