Home / 21,032,582.80-31,546,541.40-5,888,045.20

Finding the Fourth Proportional to 21,032,582.80, 31,546,541.40 and 5,888,045.20

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Solution

The fourth proportional to 21,032,582.80, 31,546,541.40 and 5,888,045.20 is: 8,831,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,582.80 : 31,546,541.40 = 5,888,045.20 : x
  2. Step 2: Convert to fraction form
    21,032,582.80/31,546,541.40 = 5,888,045.20/x
  3. Step 3: Cross multiply
    21,032,582.80x = 31,546,541.40 × 5,888,045.20
  4. Step 4: Simplify right side
    21,032,582.80x = 185,747,461,666,871.28
  5. Step 5: Solve for x
    x = 185,747,461,666,871.28/21,032,582.80
  6. Step 6: Final answer
    x = 8,831,414.74

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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.