Home / 15,782,901.34-21,778,068.63-9,584,724.70

Finding the Fourth Proportional to 15,782,901.34, 21,778,068.63 and 9,584,724.70

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Solution

The fourth proportional to 15,782,901.34, 21,778,068.63 and 9,584,724.70 is: 13,225,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782,901.34 : 21,778,068.63 = 9,584,724.70 : x
  2. Step 2: Convert to fraction form
    15,782,901.34/21,778,068.63 = 9,584,724.70/x
  3. Step 3: Cross multiply
    15,782,901.34x = 21,778,068.63 × 9,584,724.70
  4. Step 4: Simplify right side
    15,782,901.34x = 208,736,792,316,256.12
  5. Step 5: Solve for x
    x = 208,736,792,316,256.12/15,782,901.34
  6. Step 6: Final answer
    x = 13,225,501.94

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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.