Home / 26,931,727.80-37,166,022.18-15,330,038.40

Finding the Fourth Proportional to 26,931,727.80, 37,166,022.18 and 15,330,038.40

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Solution

The fourth proportional to 26,931,727.80, 37,166,022.18 and 15,330,038.40 is: 21,155,588.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931,727.80 : 37,166,022.18 = 15,330,038.40 : x
  2. Step 2: Convert to fraction form
    26,931,727.80/37,166,022.18 = 15,330,038.40/x
  3. Step 3: Cross multiply
    26,931,727.80x = 37,166,022.18 × 15,330,038.40
  4. Step 4: Simplify right side
    26,931,727.80x = 569,756,547,194,651.75
  5. Step 5: Solve for x
    x = 569,756,547,194,651.75/26,931,727.80
  6. Step 6: Final answer
    x = 21,155,588.36

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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.