Home / 31,426,695-47,142,035.10-9,862,147.08

Finding the Fourth Proportional to 31,426,695, 47,142,035.10 and 9,862,147.08

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Solution

The fourth proportional to 31,426,695, 47,142,035.10 and 9,862,147.08 is: 14,793,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,695 : 47,142,035.10 = 9,862,147.08 : x
  2. Step 2: Convert to fraction form
    31,426,695/47,142,035.10 = 9,862,147.08/x
  3. Step 3: Cross multiply
    31,426,695x = 47,142,035.10 × 9,862,147.08
  4. Step 4: Simplify right side
    31,426,695x = 464,921,683,806,722.50
  5. Step 5: Solve for x
    x = 464,921,683,806,722.50/31,426,695
  6. Step 6: Final answer
    x = 14,793,845.93

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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.