Home / 52,626,870.06-78,878,312.01-21,483,077.16

Finding the Fourth Proportional to 52,626,870.06, 78,878,312.01 and 21,483,077.16

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Solution

The fourth proportional to 52,626,870.06, 78,878,312.01 and 21,483,077.16 is: 32,199,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626,870.06 : 78,878,312.01 = 21,483,077.16 : x
  2. Step 2: Convert to fraction form
    52,626,870.06/78,878,312.01 = 21,483,077.16/x
  3. Step 3: Cross multiply
    52,626,870.06x = 78,878,312.01 × 21,483,077.16
  4. Step 4: Simplify right side
    52,626,870.06x = 1,694,548,862,816,992.75
  5. Step 5: Solve for x
    x = 1,694,548,862,816,992.75/52,626,870.06
  6. Step 6: Final answer
    x = 32,199,309.23

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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.