Home / 28,735,030.67-39,655,267.61-16,344,806.40

Finding the Fourth Proportional to 28,735,030.67, 39,655,267.61 and 16,344,806.40

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Solution

The fourth proportional to 28,735,030.67, 39,655,267.61 and 16,344,806.40 is: 22,556,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,030.67 : 39,655,267.61 = 16,344,806.40 : x
  2. Step 2: Convert to fraction form
    28,735,030.67/39,655,267.61 = 16,344,806.40/x
  3. Step 3: Cross multiply
    28,735,030.67x = 39,655,267.61 × 16,344,806.40
  4. Step 4: Simplify right side
    28,735,030.67x = 648,157,671,743,916.62
  5. Step 5: Solve for x
    x = 648,157,671,743,916.62/28,735,030.67
  6. Step 6: Final answer
    x = 22,556,359.15

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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.