Home / 55,327,689.04-82,995,519.36-21,249,034.91

Finding the Fourth Proportional to 55,327,689.04, 82,995,519.36 and 21,249,034.91

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Solution

The fourth proportional to 55,327,689.04, 82,995,519.36 and 21,249,034.91 is: 31,875,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327,689.04 : 82,995,519.36 = 21,249,034.91 : x
  2. Step 2: Convert to fraction form
    55,327,689.04/82,995,519.36 = 21,249,034.91/x
  3. Step 3: Cross multiply
    55,327,689.04x = 82,995,519.36 × 21,249,034.91
  4. Step 4: Simplify right side
    55,327,689.04x = 1,763,574,688,577,484.25
  5. Step 5: Solve for x
    x = 1,763,574,688,577,484.25/55,327,689.04
  6. Step 6: Final answer
    x = 31,875,083.15

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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.