Home / 56,926,030.59-78,556,969.59-30,820,336.47

Finding the Fourth Proportional to 56,926,030.59, 78,556,969.59 and 30,820,336.47

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Solution

The fourth proportional to 56,926,030.59, 78,556,969.59 and 30,820,336.47 is: 42,531,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,926,030.59 : 78,556,969.59 = 30,820,336.47 : x
  2. Step 2: Convert to fraction form
    56,926,030.59/78,556,969.59 = 30,820,336.47/x
  3. Step 3: Cross multiply
    56,926,030.59x = 78,556,969.59 × 30,820,336.47
  4. Step 4: Simplify right side
    56,926,030.59x = 2,421,152,234,827,358
  5. Step 5: Solve for x
    x = 2,421,152,234,827,358/56,926,030.59
  6. Step 6: Final answer
    x = 42,531,548.57

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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.