Home / 47,323,312.80-70,935,980.40-25,712,253.60

Finding the Fourth Proportional to 47,323,312.80, 70,935,980.40 and 25,712,253.60

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Solution

The fourth proportional to 47,323,312.80, 70,935,980.40 and 25,712,253.60 is: 38,541,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,323,312.80 : 70,935,980.40 = 25,712,253.60 : x
  2. Step 2: Convert to fraction form
    47,323,312.80/70,935,980.40 = 25,712,253.60/x
  3. Step 3: Cross multiply
    47,323,312.80x = 70,935,980.40 × 25,712,253.60
  4. Step 4: Simplify right side
    47,323,312.80x = 1,823,923,917,409,429.75
  5. Step 5: Solve for x
    x = 1,823,923,917,409,429.75/47,323,312.80
  6. Step 6: Final answer
    x = 38,541,763.23

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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.