Home / 39,477,623.80-59,216,435.70-12,554,001.40

Finding the Fourth Proportional to 39,477,623.80, 59,216,435.70 and 12,554,001.40

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Solution

The fourth proportional to 39,477,623.80, 59,216,435.70 and 12,554,001.40 is: 18,831,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,477,623.80 : 59,216,435.70 = 12,554,001.40 : x
  2. Step 2: Convert to fraction form
    39,477,623.80/59,216,435.70 = 12,554,001.40/x
  3. Step 3: Cross multiply
    39,477,623.80x = 59,216,435.70 × 12,554,001.40
  4. Step 4: Simplify right side
    39,477,623.80x = 743,403,216,680,810
  5. Step 5: Solve for x
    x = 743,403,216,680,810/39,477,623.80
  6. Step 6: Final answer
    x = 18,831,002.10

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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.