Home / 7,648,541.64-10,554,607.80-4,210,708.86

Finding the Fourth Proportional to 7,648,541.64, 10,554,607.80 and 4,210,708.86

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Solution

The fourth proportional to 7,648,541.64, 10,554,607.80 and 4,210,708.86 is: 5,810,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,541.64 : 10,554,607.80 = 4,210,708.86 : x
  2. Step 2: Convert to fraction form
    7,648,541.64/10,554,607.80 = 4,210,708.86/x
  3. Step 3: Cross multiply
    7,648,541.64x = 10,554,607.80 × 4,210,708.86
  4. Step 4: Simplify right side
    7,648,541.64x = 44,442,380,577,285.12
  5. Step 5: Solve for x
    x = 44,442,380,577,285.12/7,648,541.64
  6. Step 6: Final answer
    x = 5,810,569.21

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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.