Home / 50,447,417.36-75,671,127.04-12,108,931.47

Finding the Fourth Proportional to 50,447,417.36, 75,671,127.04 and 12,108,931.47

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Solution

The fourth proportional to 50,447,417.36, 75,671,127.04 and 12,108,931.47 is: 18,163,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,447,417.36 : 75,671,127.04 = 12,108,931.47 : x
  2. Step 2: Convert to fraction form
    50,447,417.36/75,671,127.04 = 12,108,931.47/x
  3. Step 3: Cross multiply
    50,447,417.36x = 75,671,127.04 × 12,108,931.47
  4. Step 4: Simplify right side
    50,447,417.36x = 916,296,491,524,479.25
  5. Step 5: Solve for x
    x = 916,296,491,524,479.25/50,447,417.36
  6. Step 6: Final answer
    x = 18,163,397.45

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1.5x scale

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.