Home / 21,826,430.40-32,730,637.59-7,450,657.32

Finding the Fourth Proportional to 21,826,430.40, 32,730,637.59 and 7,450,657.32

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Solution

The fourth proportional to 21,826,430.40, 32,730,637.59 and 7,450,657.32 is: 11,172,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,826,430.40 : 32,730,637.59 = 7,450,657.32 : x
  2. Step 2: Convert to fraction form
    21,826,430.40/32,730,637.59 = 7,450,657.32/x
  3. Step 3: Cross multiply
    21,826,430.40x = 32,730,637.59 × 7,450,657.32
  4. Step 4: Simplify right side
    21,826,430.40x = 243,864,764,548,200.66
  5. Step 5: Solve for x
    x = 243,864,764,548,200.66/21,826,430.40
  6. Step 6: Final answer
    x = 11,172,911.01

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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.