Home / 9,429,967.70-13,013,472.67-5,708,749.40

Finding the Fourth Proportional to 9,429,967.70, 13,013,472.67 and 5,708,749.40

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Solution

The fourth proportional to 9,429,967.70, 13,013,472.67 and 5,708,749.40 is: 7,878,145.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429,967.70 : 13,013,472.67 = 5,708,749.40 : x
  2. Step 2: Convert to fraction form
    9,429,967.70/13,013,472.67 = 5,708,749.40/x
  3. Step 3: Cross multiply
    9,429,967.70x = 13,013,472.67 × 5,708,749.40
  4. Step 4: Simplify right side
    9,429,967.70x = 74,290,654,217,439.66
  5. Step 5: Solve for x
    x = 74,290,654,217,439.66/9,429,967.70
  6. Step 6: Final answer
    x = 7,878,145.15

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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.