Home / 39,954,947.61-59,939,981.15-12,668,113.11

Finding the Fourth Proportional to 39,954,947.61, 59,939,981.15 and 12,668,113.11

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Solution

The fourth proportional to 39,954,947.61, 59,939,981.15 and 12,668,113.11 is: 19,004,566.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,954,947.61 : 59,939,981.15 = 12,668,113.11 : x
  2. Step 2: Convert to fraction form
    39,954,947.61/59,939,981.15 = 12,668,113.11/x
  3. Step 3: Cross multiply
    39,954,947.61x = 59,939,981.15 × 12,668,113.11
  4. Step 4: Simplify right side
    39,954,947.61x = 759,326,460,956,127.38
  5. Step 5: Solve for x
    x = 759,326,460,956,127.38/39,954,947.61
  6. Step 6: Final answer
    x = 19,004,566.55

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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.