Home / 70,392,485.95-105,588,925.76-21,877,433.89

Finding the Fourth Proportional to 70,392,485.95, 105,588,925.76 and 21,877,433.89

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Solution

The fourth proportional to 70,392,485.95, 105,588,925.76 and 21,877,433.89 is: 32,816,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,392,485.95 : 105,588,925.76 = 21,877,433.89 : x
  2. Step 2: Convert to fraction form
    70,392,485.95/105,588,925.76 = 21,877,433.89/x
  3. Step 3: Cross multiply
    70,392,485.95x = 105,588,925.76 × 21,877,433.89
  4. Step 4: Simplify right side
    70,392,485.95x = 2,310,014,742,302,573.50
  5. Step 5: Solve for x
    x = 2,310,014,742,302,573.50/70,392,485.95
  6. Step 6: Final answer
    x = 32,816,212.00

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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.