Home / 13,811,541.80-19,059,510.93-7,616,585.66

Finding the Fourth Proportional to 13,811,541.80, 19,059,510.93 and 7,616,585.66

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Solution

The fourth proportional to 13,811,541.80, 19,059,510.93 and 7,616,585.66 is: 10,510,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,541.80 : 19,059,510.93 = 7,616,585.66 : x
  2. Step 2: Convert to fraction form
    13,811,541.80/19,059,510.93 = 7,616,585.66/x
  3. Step 3: Cross multiply
    13,811,541.80x = 19,059,510.93 × 7,616,585.66
  4. Step 4: Simplify right side
    13,811,541.80x = 145,168,397,540,753.72
  5. Step 5: Solve for x
    x = 145,168,397,540,753.72/13,811,541.80
  6. Step 6: Final answer
    x = 10,510,658.38

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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.