Home / 32,695,089.28-45,120,622.86-18,208,401.28

Finding the Fourth Proportional to 32,695,089.28, 45,120,622.86 and 18,208,401.28

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Solution

The fourth proportional to 32,695,089.28, 45,120,622.86 and 18,208,401.28 is: 25,128,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,695,089.28 : 45,120,622.86 = 18,208,401.28 : x
  2. Step 2: Convert to fraction form
    32,695,089.28/45,120,622.86 = 18,208,401.28/x
  3. Step 3: Cross multiply
    32,695,089.28x = 45,120,622.86 × 18,208,401.28
  4. Step 4: Simplify right side
    32,695,089.28x = 821,574,407,038,421.25
  5. Step 5: Solve for x
    x = 821,574,407,038,421.25/32,695,089.28
  6. Step 6: Final answer
    x = 25,128,373.26

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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.