Home / 8,953,107.72-12,355,304.40-4,878,726.72

Finding the Fourth Proportional to 8,953,107.72, 12,355,304.40 and 4,878,726.72

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Solution

The fourth proportional to 8,953,107.72, 12,355,304.40 and 4,878,726.72 is: 6,732,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953,107.72 : 12,355,304.40 = 4,878,726.72 : x
  2. Step 2: Convert to fraction form
    8,953,107.72/12,355,304.40 = 4,878,726.72/x
  3. Step 3: Cross multiply
    8,953,107.72x = 12,355,304.40 × 4,878,726.72
  4. Step 4: Simplify right side
    8,953,107.72x = 60,278,153,710,013.57
  5. Step 5: Solve for x
    x = 60,278,153,710,013.57/8,953,107.72
  6. Step 6: Final answer
    x = 6,732,651.45

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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.