Home / 14,856,686.45-20,494,681.85-9,703,064.69

Finding the Fourth Proportional to 14,856,686.45, 20,494,681.85 and 9,703,064.69

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Solution

The fourth proportional to 14,856,686.45, 20,494,681.85 and 9,703,064.69 is: 13,385,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856,686.45 : 20,494,681.85 = 9,703,064.69 : x
  2. Step 2: Convert to fraction form
    14,856,686.45/20,494,681.85 = 9,703,064.69/x
  3. Step 3: Cross multiply
    14,856,686.45x = 20,494,681.85 × 9,703,064.69
  4. Step 4: Simplify right side
    14,856,686.45x = 198,861,223,713,303.12
  5. Step 5: Solve for x
    x = 198,861,223,713,303.12/14,856,686.45
  6. Step 6: Final answer
    x = 13,385,301.25

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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.