Home / 13,041,000.36-17,996,661-7,160,888.79

Finding the Fourth Proportional to 13,041,000.36, 17,996,661 and 7,160,888.79

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Solution

The fourth proportional to 13,041,000.36, 17,996,661 and 7,160,888.79 is: 9,882,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,000.36 : 17,996,661 = 7,160,888.79 : x
  2. Step 2: Convert to fraction form
    13,041,000.36/17,996,661 = 7,160,888.79/x
  3. Step 3: Cross multiply
    13,041,000.36x = 17,996,661 × 7,160,888.79
  4. Step 4: Simplify right side
    13,041,000.36x = 128,872,088,012,330.19
  5. Step 5: Solve for x
    x = 128,872,088,012,330.19/13,041,000.36
  6. Step 6: Final answer
    x = 9,882,070.73

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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.