Home / 15,532,746.51-21,430,440.20-9,005,073.35

Finding the Fourth Proportional to 15,532,746.51, 21,430,440.20 and 9,005,073.35

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Solution

The fourth proportional to 15,532,746.51, 21,430,440.20 and 9,005,073.35 is: 12,424,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532,746.51 : 21,430,440.20 = 9,005,073.35 : x
  2. Step 2: Convert to fraction form
    15,532,746.51/21,430,440.20 = 9,005,073.35/x
  3. Step 3: Cross multiply
    15,532,746.51x = 21,430,440.20 × 9,005,073.35
  4. Step 4: Simplify right side
    15,532,746.51x = 192,982,685,959,695.41
  5. Step 5: Solve for x
    x = 192,982,685,959,695.41/15,532,746.51
  6. Step 6: Final answer
    x = 12,424,247.43

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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.