Home / 52,332,763.47-72,217,893.59-28,811,065.44

Finding the Fourth Proportional to 52,332,763.47, 72,217,893.59 and 28,811,065.44

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Solution

The fourth proportional to 52,332,763.47, 72,217,893.59 and 28,811,065.44 is: 39,758,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332,763.47 : 72,217,893.59 = 28,811,065.44 : x
  2. Step 2: Convert to fraction form
    52,332,763.47/72,217,893.59 = 28,811,065.44/x
  3. Step 3: Cross multiply
    52,332,763.47x = 72,217,893.59 × 28,811,065.44
  4. Step 4: Simplify right side
    52,332,763.47x = 2,080,674,457,989,024.25
  5. Step 5: Solve for x
    x = 2,080,674,457,989,024.25/52,332,763.47
  6. Step 6: Final answer
    x = 39,758,543.60

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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.