Home / 35,480,859.60-53,221,289.40-31,890,680.40

Finding the Fourth Proportional to 35,480,859.60, 53,221,289.40 and 31,890,680.40

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Solution

The fourth proportional to 35,480,859.60, 53,221,289.40 and 31,890,680.40 is: 47,836,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480,859.60 : 53,221,289.40 = 31,890,680.40 : x
  2. Step 2: Convert to fraction form
    35,480,859.60/53,221,289.40 = 31,890,680.40/x
  3. Step 3: Cross multiply
    35,480,859.60x = 53,221,289.40 × 31,890,680.40
  4. Step 4: Simplify right side
    35,480,859.60x = 1,697,263,130,731,307.75
  5. Step 5: Solve for x
    x = 1,697,263,130,731,307.75/35,480,859.60
  6. Step 6: Final answer
    x = 47,836,020.60

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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.