Home / 47,053,500.80-70,605,328.80-18,300,574.40

Finding the Fourth Proportional to 47,053,500.80, 70,605,328.80 and 18,300,574.40

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Solution

The fourth proportional to 47,053,500.80, 70,605,328.80 and 18,300,574.40 is: 27,460,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,053,500.80 : 70,605,328.80 = 18,300,574.40 : x
  2. Step 2: Convert to fraction form
    47,053,500.80/70,605,328.80 = 18,300,574.40/x
  3. Step 3: Cross multiply
    47,053,500.80x = 70,605,328.80 × 18,300,574.40
  4. Step 4: Simplify right side
    47,053,500.80x = 1,292,118,072,740,862.50
  5. Step 5: Solve for x
    x = 1,292,118,072,740,862.50/47,053,500.80
  6. Step 6: Final answer
    x = 27,460,615.06

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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.