Home / 28,403,903.04-42,601,655.52-10,448,808

Finding the Fourth Proportional to 28,403,903.04, 42,601,655.52 and 10,448,808

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Solution

The fourth proportional to 28,403,903.04, 42,601,655.52 and 10,448,808 is: 15,671,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403,903.04 : 42,601,655.52 = 10,448,808 : x
  2. Step 2: Convert to fraction form
    28,403,903.04/42,601,655.52 = 10,448,808/x
  3. Step 3: Cross multiply
    28,403,903.04x = 42,601,655.52 × 10,448,808
  4. Step 4: Simplify right side
    28,403,903.04x = 445,136,519,010,620.19
  5. Step 5: Solve for x
    x = 445,136,519,010,620.19/28,403,903.04
  6. Step 6: Final answer
    x = 15,671,667.32

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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.