Home / 9,000,945.83-12,421,343.13-4,870,977.18

Finding the Fourth Proportional to 9,000,945.83, 12,421,343.13 and 4,870,977.18

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Solution

The fourth proportional to 9,000,945.83, 12,421,343.13 and 4,870,977.18 is: 6,721,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,945.83 : 12,421,343.13 = 4,870,977.18 : x
  2. Step 2: Convert to fraction form
    9,000,945.83/12,421,343.13 = 4,870,977.18/x
  3. Step 3: Cross multiply
    9,000,945.83x = 12,421,343.13 × 4,870,977.18
  4. Step 4: Simplify right side
    9,000,945.83x = 60,504,078,844,718.17
  5. Step 5: Solve for x
    x = 60,504,078,844,718.17/9,000,945.83
  6. Step 6: Final answer
    x = 6,721,969.00

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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.