Home / 29,139,085.80-43,708,628.70-8,941,703.40

Finding the Fourth Proportional to 29,139,085.80, 43,708,628.70 and 8,941,703.40

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Solution

The fourth proportional to 29,139,085.80, 43,708,628.70 and 8,941,703.40 is: 13,412,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,085.80 : 43,708,628.70 = 8,941,703.40 : x
  2. Step 2: Convert to fraction form
    29,139,085.80/43,708,628.70 = 8,941,703.40/x
  3. Step 3: Cross multiply
    29,139,085.80x = 43,708,628.70 × 8,941,703.40
  4. Step 4: Simplify right side
    29,139,085.80x = 390,829,593,856,127.62
  5. Step 5: Solve for x
    x = 390,829,593,856,127.62/29,139,085.80
  6. Step 6: Final answer
    x = 13,412,555.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.