Home / 20,402,206.17-30,615,266.67-14,638,728.52

Finding the Fourth Proportional to 20,402,206.17, 30,615,266.67 and 14,638,728.52

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Solution

The fourth proportional to 20,402,206.17, 30,615,266.67 and 14,638,728.52 is: 21,966,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,206.17 : 30,615,266.67 = 14,638,728.52 : x
  2. Step 2: Convert to fraction form
    20,402,206.17/30,615,266.67 = 14,638,728.52/x
  3. Step 3: Cross multiply
    20,402,206.17x = 30,615,266.67 × 14,638,728.52
  4. Step 4: Simplify right side
    20,402,206.17x = 448,168,577,349,534.44
  5. Step 5: Solve for x
    x = 448,168,577,349,534.44/20,402,206.17
  6. Step 6: Final answer
    x = 21,966,672.31

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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.