Home / 52,151,048.80-78,254,566.80-21,861,973.60

Finding the Fourth Proportional to 52,151,048.80, 78,254,566.80 and 21,861,973.60

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Solution

The fourth proportional to 52,151,048.80, 78,254,566.80 and 21,861,973.60 is: 32,804,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,048.80 : 78,254,566.80 = 21,861,973.60 : x
  2. Step 2: Convert to fraction form
    52,151,048.80/78,254,566.80 = 21,861,973.60/x
  3. Step 3: Cross multiply
    52,151,048.80x = 78,254,566.80 × 21,861,973.60
  4. Step 4: Simplify right side
    52,151,048.80x = 1,710,799,273,461,036.50
  5. Step 5: Solve for x
    x = 1,710,799,273,461,036.50/52,151,048.80
  6. Step 6: Final answer
    x = 32,804,695.45

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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.