Home / 28,973,300.40-43,465,782.60-8,502,980.40

Finding the Fourth Proportional to 28,973,300.40, 43,465,782.60 and 8,502,980.40

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Solution

The fourth proportional to 28,973,300.40, 43,465,782.60 and 8,502,980.40 is: 12,756,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,300.40 : 43,465,782.60 = 8,502,980.40 : x
  2. Step 2: Convert to fraction form
    28,973,300.40/43,465,782.60 = 8,502,980.40/x
  3. Step 3: Cross multiply
    28,973,300.40x = 43,465,782.60 × 8,502,980.40
  4. Step 4: Simplify right side
    28,973,300.40x = 369,588,697,518,461.06
  5. Step 5: Solve for x
    x = 369,588,697,518,461.06/28,973,300.40
  6. Step 6: Final answer
    x = 12,756,182.15

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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.