Home / 47,312,569.80-70,963,605.90-13,237,360.20

Finding the Fourth Proportional to 47,312,569.80, 70,963,605.90 and 13,237,360.20

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Solution

The fourth proportional to 47,312,569.80, 70,963,605.90 and 13,237,360.20 is: 19,854,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,312,569.80 : 70,963,605.90 = 13,237,360.20 : x
  2. Step 2: Convert to fraction form
    47,312,569.80/70,963,605.90 = 13,237,360.20/x
  3. Step 3: Cross multiply
    47,312,569.80x = 70,963,605.90 × 13,237,360.20
  4. Step 4: Simplify right side
    47,312,569.80x = 939,370,812,389,145.25
  5. Step 5: Solve for x
    x = 939,370,812,389,145.25/47,312,569.80
  6. Step 6: Final answer
    x = 19,854,571.76

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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.