Home / 56,782,551.18-78,359,957.37-30,677,053.89

Finding the Fourth Proportional to 56,782,551.18, 78,359,957.37 and 30,677,053.89

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Solution

The fourth proportional to 56,782,551.18, 78,359,957.37 and 30,677,053.89 is: 42,334,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,782,551.18 : 78,359,957.37 = 30,677,053.89 : x
  2. Step 2: Convert to fraction form
    56,782,551.18/78,359,957.37 = 30,677,053.89/x
  3. Step 3: Cross multiply
    56,782,551.18x = 78,359,957.37 × 30,677,053.89
  4. Step 4: Simplify right side
    56,782,551.18x = 2,403,852,635,057,593
  5. Step 5: Solve for x
    x = 2,403,852,635,057,593/56,782,551.18
  6. Step 6: Final answer
    x = 42,334,354.22

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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.