Home / 6,620,206.13-9,139,960.38-5,249,088.35

Finding the Fourth Proportional to 6,620,206.13, 9,139,960.38 and 5,249,088.35

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Solution

The fourth proportional to 6,620,206.13, 9,139,960.38 and 5,249,088.35 is: 7,246,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,206.13 : 9,139,960.38 = 5,249,088.35 : x
  2. Step 2: Convert to fraction form
    6,620,206.13/9,139,960.38 = 5,249,088.35/x
  3. Step 3: Cross multiply
    6,620,206.13x = 9,139,960.38 × 5,249,088.35
  4. Step 4: Simplify right side
    6,620,206.13x = 47,976,459,550,119.57
  5. Step 5: Solve for x
    x = 47,976,459,550,119.57/6,620,206.13
  6. Step 6: Final answer
    x = 7,246,973.68

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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.