Home / 10,559,707.76-14,570,288.96-6,426,970.80

Finding the Fourth Proportional to 10,559,707.76, 14,570,288.96 and 6,426,970.80

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Solution

The fourth proportional to 10,559,707.76, 14,570,288.96 and 6,426,970.80 is: 8,867,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559,707.76 : 14,570,288.96 = 6,426,970.80 : x
  2. Step 2: Convert to fraction form
    10,559,707.76/14,570,288.96 = 6,426,970.80/x
  3. Step 3: Cross multiply
    10,559,707.76x = 14,570,288.96 × 6,426,970.80
  4. Step 4: Simplify right side
    10,559,707.76x = 93,642,821,693,482.38
  5. Step 5: Solve for x
    x = 93,642,821,693,482.38/10,559,707.76
  6. Step 6: Final answer
    x = 8,867,936.86

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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.