Home / 31,475,301-47,160,756.14-19,141,959.36

Finding the Fourth Proportional to 31,475,301, 47,160,756.14 and 19,141,959.36

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Solution

The fourth proportional to 31,475,301, 47,160,756.14 and 19,141,959.36 is: 28,681,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,475,301 : 47,160,756.14 = 19,141,959.36 : x
  2. Step 2: Convert to fraction form
    31,475,301/47,160,756.14 = 19,141,959.36/x
  3. Step 3: Cross multiply
    31,475,301x = 47,160,756.14 × 19,141,959.36
  4. Step 4: Simplify right side
    31,475,301x = 902,749,277,418,750.50
  5. Step 5: Solve for x
    x = 902,749,277,418,750.50/31,475,301
  6. Step 6: Final answer
    x = 28,681,196.01

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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.