Home / 21,579,417.74-32,341,225.80-16,145,433.52

Finding the Fourth Proportional to 21,579,417.74, 32,341,225.80 and 16,145,433.52

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Solution

The fourth proportional to 21,579,417.74, 32,341,225.80 and 16,145,433.52 is: 24,197,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,417.74 : 32,341,225.80 = 16,145,433.52 : x
  2. Step 2: Convert to fraction form
    21,579,417.74/32,341,225.80 = 16,145,433.52/x
  3. Step 3: Cross multiply
    21,579,417.74x = 32,341,225.80 × 16,145,433.52
  4. Step 4: Simplify right side
    21,579,417.74x = 522,163,111,028,355.75
  5. Step 5: Solve for x
    x = 522,163,111,028,355.75/21,579,417.74
  6. Step 6: Final answer
    x = 24,197,275.26

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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.