Home / 50,400,403.60-75,547,461.30-19,683,113.80

Finding the Fourth Proportional to 50,400,403.60, 75,547,461.30 and 19,683,113.80

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Solution

The fourth proportional to 50,400,403.60, 75,547,461.30 and 19,683,113.80 is: 29,503,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,400,403.60 : 75,547,461.30 = 19,683,113.80 : x
  2. Step 2: Convert to fraction form
    50,400,403.60/75,547,461.30 = 19,683,113.80/x
  3. Step 3: Cross multiply
    50,400,403.60x = 75,547,461.30 × 19,683,113.80
  4. Step 4: Simplify right side
    50,400,403.60x = 1,487,009,278,068,996
  5. Step 5: Solve for x
    x = 1,487,009,278,068,996/50,400,403.60
  6. Step 6: Final answer
    x = 29,503,916.08

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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.