Home / 19,323,826.80-26,666,582.04-10,621,813.20

Finding the Fourth Proportional to 19,323,826.80, 26,666,582.04 and 10,621,813.20

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Solution

The fourth proportional to 19,323,826.80, 26,666,582.04 and 10,621,813.20 is: 14,657,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323,826.80 : 26,666,582.04 = 10,621,813.20 : x
  2. Step 2: Convert to fraction form
    19,323,826.80/26,666,582.04 = 10,621,813.20/x
  3. Step 3: Cross multiply
    19,323,826.80x = 26,666,582.04 × 10,621,813.20
  4. Step 4: Simplify right side
    19,323,826.80x = 283,247,453,111,354.88
  5. Step 5: Solve for x
    x = 283,247,453,111,354.88/19,323,826.80
  6. Step 6: Final answer
    x = 14,657,937.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.