Home / 5,518,005.40-7,615,510.16-3,342,484.72

Finding the Fourth Proportional to 5,518,005.40, 7,615,510.16 and 3,342,484.72

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Solution

The fourth proportional to 5,518,005.40, 7,615,510.16 and 3,342,484.72 is: 4,613,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,005.40 : 7,615,510.16 = 3,342,484.72 : x
  2. Step 2: Convert to fraction form
    5,518,005.40/7,615,510.16 = 3,342,484.72/x
  3. Step 3: Cross multiply
    5,518,005.40x = 7,615,510.16 × 3,342,484.72
  4. Step 4: Simplify right side
    5,518,005.40x = 25,454,726,344,804.76
  5. Step 5: Solve for x
    x = 25,454,726,344,804.76/5,518,005.40
  6. Step 6: Final answer
    x = 4,613,030.34

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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.