Home / 7,891,089.12-10,897,225.56-7,461,207.36

Finding the Fourth Proportional to 7,891,089.12, 10,897,225.56 and 7,461,207.36

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Solution

The fourth proportional to 7,891,089.12, 10,897,225.56 and 7,461,207.36 is: 10,303,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,089.12 : 10,897,225.56 = 7,461,207.36 : x
  2. Step 2: Convert to fraction form
    7,891,089.12/10,897,225.56 = 7,461,207.36/x
  3. Step 3: Cross multiply
    7,891,089.12x = 10,897,225.56 × 7,461,207.36
  4. Step 4: Simplify right side
    7,891,089.12x = 81,306,459,551,852.12
  5. Step 5: Solve for x
    x = 81,306,459,551,852.12/7,891,089.12
  6. Step 6: Final answer
    x = 10,303,578.92

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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.