Home / 70,417,687.90-105,551,981.96-23,686,686.58

Finding the Fourth Proportional to 70,417,687.90, 105,551,981.96 and 23,686,686.58

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Solution

The fourth proportional to 70,417,687.90, 105,551,981.96 and 23,686,686.58 is: 35,504,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417,687.90 : 105,551,981.96 = 23,686,686.58 : x
  2. Step 2: Convert to fraction form
    70,417,687.90/105,551,981.96 = 23,686,686.58/x
  3. Step 3: Cross multiply
    70,417,687.90x = 105,551,981.96 × 23,686,686.58
  4. Step 4: Simplify right side
    70,417,687.90x = 2,500,176,714,584,334
  5. Step 5: Solve for x
    x = 2,500,176,714,584,334/70,417,687.90
  6. Step 6: Final answer
    x = 35,504,953.22

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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.