Home / 39,819,277.60-59,728,916.40-19,663,885.60

Finding the Fourth Proportional to 39,819,277.60, 59,728,916.40 and 19,663,885.60

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Solution

The fourth proportional to 39,819,277.60, 59,728,916.40 and 19,663,885.60 is: 29,495,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,819,277.60 : 59,728,916.40 = 19,663,885.60 : x
  2. Step 2: Convert to fraction form
    39,819,277.60/59,728,916.40 = 19,663,885.60/x
  3. Step 3: Cross multiply
    39,819,277.60x = 59,728,916.40 × 19,663,885.60
  4. Step 4: Simplify right side
    39,819,277.60x = 1,174,502,579,101,564
  5. Step 5: Solve for x
    x = 1,174,502,579,101,564/39,819,277.60
  6. Step 6: Final answer
    x = 29,495,828.40

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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.