Home / 47,205,185.77-64,671,335.20-45,435,948.61

Finding the Fourth Proportional to 47,205,185.77, 64,671,335.20 and 45,435,948.61

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Solution

The fourth proportional to 47,205,185.77, 64,671,335.20 and 45,435,948.61 is: 62,247,471.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205,185.77 : 64,671,335.20 = 45,435,948.61 : x
  2. Step 2: Convert to fraction form
    47,205,185.77/64,671,335.20 = 45,435,948.61/x
  3. Step 3: Cross multiply
    47,205,185.77x = 64,671,335.20 × 45,435,948.61
  4. Step 4: Simplify right side
    47,205,185.77x = 2,938,403,462,136,747.50
  5. Step 5: Solve for x
    x = 2,938,403,462,136,747.50/47,205,185.77
  6. Step 6: Final answer
    x = 62,247,471.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.