Home / 55,721,886.40-83,417,492.40-41,408,408.80

Finding the Fourth Proportional to 55,721,886.40, 83,417,492.40 and 41,408,408.80

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Solution

The fourth proportional to 55,721,886.40, 83,417,492.40 and 41,408,408.80 is: 61,989,746.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,721,886.40 : 83,417,492.40 = 41,408,408.80 : x
  2. Step 2: Convert to fraction form
    55,721,886.40/83,417,492.40 = 41,408,408.80/x
  3. Step 3: Cross multiply
    55,721,886.40x = 83,417,492.40 × 41,408,408.80
  4. Step 4: Simplify right side
    55,721,886.40x = 3,454,185,626,370,093
  5. Step 5: Solve for x
    x = 3,454,185,626,370,093/55,721,886.40
  6. Step 6: Final answer
    x = 61,989,746.75

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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.